Home / 238,092.38-328,557.14-130,664.21

Finding the Fourth Proportional to 238,092.38, 328,557.14 and 130,664.21

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Solution

The fourth proportional to 238,092.38, 328,557.14 and 130,664.21 is: 180,310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,092.38 : 328,557.14 = 130,664.21 : x
  2. Step 2: Convert to fraction form
    238,092.38/328,557.14 = 130,664.21/x
  3. Step 3: Cross multiply
    238,092.38x = 328,557.14 × 130,664.21
  4. Step 4: Simplify right side
    238,092.38x = 42,930,656,841.85
  5. Step 5: Solve for x
    x = 42,930,656,841.85/238,092.38
  6. Step 6: Final answer
    x = 180,310.93

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1.5x scale

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.