Home / 62,719.76-86,553.14-34,424.84

Finding the Fourth Proportional to 62,719.76, 86,553.14 and 34,424.84

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Solution

The fourth proportional to 62,719.76, 86,553.14 and 34,424.84 is: 47,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,719.76 : 86,553.14 = 34,424.84 : x
  2. Step 2: Convert to fraction form
    62,719.76/86,553.14 = 34,424.84/x
  3. Step 3: Cross multiply
    62,719.76x = 86,553.14 × 34,424.84
  4. Step 4: Simplify right side
    62,719.76x = 2,979,577,391.11
  5. Step 5: Solve for x
    x = 2,979,577,391.11/62,719.76
  6. Step 6: Final answer
    x = 47,506.20

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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.