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Finding the Fourth Proportional to 158,586.67, 238,830.28 and 144,414.91

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Solution

The fourth proportional to 158,586.67, 238,830.28 and 144,414.91 is: 217,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,586.67 : 238,830.28 = 144,414.91 : x
  2. Step 2: Convert to fraction form
    158,586.67/238,830.28 = 144,414.91/x
  3. Step 3: Cross multiply
    158,586.67x = 238,830.28 × 144,414.91
  4. Step 4: Simplify right side
    158,586.67x = 34,490,653,391.47
  5. Step 5: Solve for x
    x = 34,490,653,391.47/158,586.67
  6. Step 6: Final answer
    x = 217,487.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.