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Finding the Fourth Proportional to 71,059.86, 98,061.02 and 38,793.24

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Solution

The fourth proportional to 71,059.86, 98,061.02 and 38,793.24 is: 53,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,059.86 : 98,061.02 = 38,793.24 : x
  2. Step 2: Convert to fraction form
    71,059.86/98,061.02 = 38,793.24/x
  3. Step 3: Cross multiply
    71,059.86x = 98,061.02 × 38,793.24
  4. Step 4: Simplify right side
    71,059.86x = 3,804,104,437.07
  5. Step 5: Solve for x
    x = 3,804,104,437.07/71,059.86
  6. Step 6: Final answer
    x = 53,533.80

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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.