Home / 153,472.38-211,794.13-88,946.43

Finding the Fourth Proportional to 153,472.38, 211,794.13 and 88,946.43

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Solution

The fourth proportional to 153,472.38, 211,794.13 and 88,946.43 is: 122,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,472.38 : 211,794.13 = 88,946.43 : x
  2. Step 2: Convert to fraction form
    153,472.38/211,794.13 = 88,946.43/x
  3. Step 3: Cross multiply
    153,472.38x = 211,794.13 × 88,946.43
  4. Step 4: Simplify right side
    153,472.38x = 18,838,331,758.46
  5. Step 5: Solve for x
    x = 18,838,331,758.46/153,472.38
  6. Step 6: Final answer
    x = 122,747.37

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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.