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Finding the Fourth Proportional to 98,593.92, 136,059.60 and 53,881.92

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Solution

The fourth proportional to 98,593.92, 136,059.60 and 53,881.92 is: 74,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,593.92 : 136,059.60 = 53,881.92 : x
  2. Step 2: Convert to fraction form
    98,593.92/136,059.60 = 53,881.92/x
  3. Step 3: Cross multiply
    98,593.92x = 136,059.60 × 53,881.92
  4. Step 4: Simplify right side
    98,593.92x = 7,331,152,482.43
  5. Step 5: Solve for x
    x = 7,331,152,482.43/98,593.92
  6. Step 6: Final answer
    x = 74,357.04

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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.