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Finding the Fourth Proportional to 96,596.32, 133,309.32 and 54,157.60

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Solution

The fourth proportional to 96,596.32, 133,309.32 and 54,157.60 is: 74,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,596.32 : 133,309.32 = 54,157.60 : x
  2. Step 2: Convert to fraction form
    96,596.32/133,309.32 = 54,157.60/x
  3. Step 3: Cross multiply
    96,596.32x = 133,309.32 × 54,157.60
  4. Step 4: Simplify right side
    96,596.32x = 7,219,712,828.83
  5. Step 5: Solve for x
    x = 7,219,712,828.83/96,596.32
  6. Step 6: Final answer
    x = 74,741.08

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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.