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Finding the Fourth Proportional to 37,460.77, 51,695.70 and 20,693.77

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Solution

The fourth proportional to 37,460.77, 51,695.70 and 20,693.77 is: 28,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,460.77 : 51,695.70 = 20,693.77 : x
  2. Step 2: Convert to fraction form
    37,460.77/51,695.70 = 20,693.77/x
  3. Step 3: Cross multiply
    37,460.77x = 51,695.70 × 20,693.77
  4. Step 4: Simplify right side
    37,460.77x = 1,069,778,925.79
  5. Step 5: Solve for x
    x = 1,069,778,925.79/37,460.77
  6. Step 6: Final answer
    x = 28,557.31

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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.