Home / 71,320.01-98,423.15-39,055.99

Finding the Fourth Proportional to 71,320.01, 98,423.15 and 39,055.99

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Solution

The fourth proportional to 71,320.01, 98,423.15 and 39,055.99 is: 53,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,320.01 : 98,423.15 = 39,055.99 : x
  2. Step 2: Convert to fraction form
    71,320.01/98,423.15 = 39,055.99/x
  3. Step 3: Cross multiply
    71,320.01x = 98,423.15 × 39,055.99
  4. Step 4: Simplify right side
    71,320.01x = 3,844,013,562.17
  5. Step 5: Solve for x
    x = 3,844,013,562.17/71,320.01
  6. Step 6: Final answer
    x = 53,898.11

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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.