Home / 52,727.18-72,763.50-28,854.04

Finding the Fourth Proportional to 52,727.18, 72,763.50 and 28,854.04

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Solution

The fourth proportional to 52,727.18, 72,763.50 and 28,854.04 is: 39,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,727.18 : 72,763.50 = 28,854.04 : x
  2. Step 2: Convert to fraction form
    52,727.18/72,763.50 = 28,854.04/x
  3. Step 3: Cross multiply
    52,727.18x = 72,763.50 × 28,854.04
  4. Step 4: Simplify right side
    52,727.18x = 2,099,520,939.54
  5. Step 5: Solve for x
    x = 2,099,520,939.54/52,727.18
  6. Step 6: Final answer
    x = 39,818.57

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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.