Home / 42,017-57,983.46-23,154.13

Finding the Fourth Proportional to 42,017, 57,983.46 and 23,154.13

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Solution

The fourth proportional to 42,017, 57,983.46 and 23,154.13 is: 31,952.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,017 : 57,983.46 = 23,154.13 : x
  2. Step 2: Convert to fraction form
    42,017/57,983.46 = 23,154.13/x
  3. Step 3: Cross multiply
    42,017x = 57,983.46 × 23,154.13
  4. Step 4: Simplify right side
    42,017x = 1,342,556,280.77
  5. Step 5: Solve for x
    x = 1,342,556,280.77/42,017
  6. Step 6: Final answer
    x = 31,952.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.