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Finding the Fourth Proportional to 37,593.40, 51,879.54 and 20,597.32

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Solution

The fourth proportional to 37,593.40, 51,879.54 and 20,597.32 is: 28,424.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,593.40 : 51,879.54 = 20,597.32 : x
  2. Step 2: Convert to fraction form
    37,593.40/51,879.54 = 20,597.32/x
  3. Step 3: Cross multiply
    37,593.40x = 51,879.54 × 20,597.32
  4. Step 4: Simplify right side
    37,593.40x = 1,068,579,486.83
  5. Step 5: Solve for x
    x = 1,068,579,486.83/37,593.40
  6. Step 6: Final answer
    x = 28,424.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.