Home / 39,402.72-59,127.12-23,821.92

Finding the Fourth Proportional to 39,402.72, 59,127.12 and 23,821.92

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Solution

The fourth proportional to 39,402.72, 59,127.12 and 23,821.92 is: 35,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.72 : 59,127.12 = 23,821.92 : x
  2. Step 2: Convert to fraction form
    39,402.72/59,127.12 = 23,821.92/x
  3. Step 3: Cross multiply
    39,402.72x = 59,127.12 × 23,821.92
  4. Step 4: Simplify right side
    39,402.72x = 1,408,521,522.47
  5. Step 5: Solve for x
    x = 1,408,521,522.47/39,402.72
  6. Step 6: Final answer
    x = 35,746.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.