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Finding the Fourth Proportional to 98,425.17, 147,657.20 and 36,096.21

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Solution

The fourth proportional to 98,425.17, 147,657.20 and 36,096.21 is: 54,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,425.17 : 147,657.20 = 36,096.21 : x
  2. Step 2: Convert to fraction form
    98,425.17/147,657.20 = 36,096.21/x
  3. Step 3: Cross multiply
    98,425.17x = 147,657.20 × 36,096.21
  4. Step 4: Simplify right side
    98,425.17x = 5,329,865,118.73
  5. Step 5: Solve for x
    x = 5,329,865,118.73/98,425.17
  6. Step 6: Final answer
    x = 54,151.44

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1.5x scale

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.