Home / 52,117.16-78,184.04-18,833.85

Finding the Fourth Proportional to 52,117.16, 78,184.04 and 18,833.85

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Solution

The fourth proportional to 52,117.16, 78,184.04 and 18,833.85 is: 28,253.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117.16 : 78,184.04 = 18,833.85 : x
  2. Step 2: Convert to fraction form
    52,117.16/78,184.04 = 18,833.85/x
  3. Step 3: Cross multiply
    52,117.16x = 78,184.04 × 18,833.85
  4. Step 4: Simplify right side
    52,117.16x = 1,472,506,387.58
  5. Step 5: Solve for x
    x = 1,472,506,387.58/52,117.16
  6. Step 6: Final answer
    x = 28,253.78

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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.