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Finding the Fourth Proportional to 234,604.74, 351,624.96 and 108,070.98

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Solution

The fourth proportional to 234,604.74, 351,624.96 and 108,070.98 is: 161,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,604.74 : 351,624.96 = 108,070.98 : x
  2. Step 2: Convert to fraction form
    234,604.74/351,624.96 = 108,070.98/x
  3. Step 3: Cross multiply
    234,604.74x = 351,624.96 × 108,070.98
  4. Step 4: Simplify right side
    234,604.74x = 38,000,454,019.66
  5. Step 5: Solve for x
    x = 38,000,454,019.66/234,604.74
  6. Step 6: Final answer
    x = 161,976.50

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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.