Home / 71,468.06-98,625.20-39,201.98

Finding the Fourth Proportional to 71,468.06, 98,625.20 and 39,201.98

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Solution

The fourth proportional to 71,468.06, 98,625.20 and 39,201.98 is: 54,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,468.06 : 98,625.20 = 39,201.98 : x
  2. Step 2: Convert to fraction form
    71,468.06/98,625.20 = 39,201.98/x
  3. Step 3: Cross multiply
    71,468.06x = 98,625.20 × 39,201.98
  4. Step 4: Simplify right side
    71,468.06x = 3,866,302,428.76
  5. Step 5: Solve for x
    x = 3,866,302,428.76/71,468.06
  6. Step 6: Final answer
    x = 54,098.33

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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.