Home / 52,543.68-78,827.13-15,103.86

Finding the Fourth Proportional to 52,543.68, 78,827.13 and 15,103.86

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Solution

The fourth proportional to 52,543.68, 78,827.13 and 15,103.86 is: 22,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,543.68 : 78,827.13 = 15,103.86 : x
  2. Step 2: Convert to fraction form
    52,543.68/78,827.13 = 15,103.86/x
  3. Step 3: Cross multiply
    52,543.68x = 78,827.13 × 15,103.86
  4. Step 4: Simplify right side
    52,543.68x = 1,190,593,935.72
  5. Step 5: Solve for x
    x = 1,190,593,935.72/52,543.68
  6. Step 6: Final answer
    x = 22,659.13

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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.