Home / 52,595.62-72,578.28-28,721.86

Finding the Fourth Proportional to 52,595.62, 72,578.28 and 28,721.86

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Solution

The fourth proportional to 52,595.62, 72,578.28 and 28,721.86 is: 39,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,595.62 : 72,578.28 = 28,721.86 : x
  2. Step 2: Convert to fraction form
    52,595.62/72,578.28 = 28,721.86/x
  3. Step 3: Cross multiply
    52,595.62x = 72,578.28 × 28,721.86
  4. Step 4: Simplify right side
    52,595.62x = 2,084,583,197.20
  5. Step 5: Solve for x
    x = 2,084,583,197.20/52,595.62
  6. Step 6: Final answer
    x = 39,634.16

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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.