Home / 52,747.64-72,792.16-28,874.52

Finding the Fourth Proportional to 52,747.64, 72,792.16 and 28,874.52

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Solution

The fourth proportional to 52,747.64, 72,792.16 and 28,874.52 is: 39,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,747.64 : 72,792.16 = 28,874.52 : x
  2. Step 2: Convert to fraction form
    52,747.64/72,792.16 = 28,874.52/x
  3. Step 3: Cross multiply
    52,747.64x = 72,792.16 × 28,874.52
  4. Step 4: Simplify right side
    52,747.64x = 2,101,838,679.76
  5. Step 5: Solve for x
    x = 2,101,838,679.76/52,747.64
  6. Step 6: Final answer
    x = 39,847.07

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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.