Home / 71,426.22-98,561.56-39,592.41

Finding the Fourth Proportional to 71,426.22, 98,561.56 and 39,592.41

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Solution

The fourth proportional to 71,426.22, 98,561.56 and 39,592.41 is: 54,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,426.22 : 98,561.56 = 39,592.41 : x
  2. Step 2: Convert to fraction form
    71,426.22/98,561.56 = 39,592.41/x
  3. Step 3: Cross multiply
    71,426.22x = 98,561.56 × 39,592.41
  4. Step 4: Simplify right side
    71,426.22x = 3,902,289,693.76
  5. Step 5: Solve for x
    x = 3,902,289,693.76/71,426.22
  6. Step 6: Final answer
    x = 54,633.85

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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.