Home / 40,978.62-56,545.81-23,073.16

Finding the Fourth Proportional to 40,978.62, 56,545.81 and 23,073.16

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Solution

The fourth proportional to 40,978.62, 56,545.81 and 23,073.16 is: 31,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,978.62 : 56,545.81 = 23,073.16 : x
  2. Step 2: Convert to fraction form
    40,978.62/56,545.81 = 23,073.16/x
  3. Step 3: Cross multiply
    40,978.62x = 56,545.81 × 23,073.16
  4. Step 4: Simplify right side
    40,978.62x = 1,304,690,521.46
  5. Step 5: Solve for x
    x = 1,304,690,521.46/40,978.62
  6. Step 6: Final answer
    x = 31,838.32

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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.