Home / 156,897.38-235,344.04-38,569.74

Finding the Fourth Proportional to 156,897.38, 235,344.04 and 38,569.74

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Solution

The fourth proportional to 156,897.38, 235,344.04 and 38,569.74 is: 57,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,897.38 : 235,344.04 = 38,569.74 : x
  2. Step 2: Convert to fraction form
    156,897.38/235,344.04 = 38,569.74/x
  3. Step 3: Cross multiply
    156,897.38x = 235,344.04 × 38,569.74
  4. Step 4: Simplify right side
    156,897.38x = 9,077,158,433.35
  5. Step 5: Solve for x
    x = 9,077,158,433.35/156,897.38
  6. Step 6: Final answer
    x = 57,854.11

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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.