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Finding the Fourth Proportional to 110,776.70, 152,487 and 96,604.94

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Solution

The fourth proportional to 110,776.70, 152,487 and 96,604.94 is: 132,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,776.70 : 152,487 = 96,604.94 : x
  2. Step 2: Convert to fraction form
    110,776.70/152,487 = 96,604.94/x
  3. Step 3: Cross multiply
    110,776.70x = 152,487 × 96,604.94
  4. Step 4: Simplify right side
    110,776.70x = 14,730,996,723.35
  5. Step 5: Solve for x
    x = 14,730,996,723.35/110,776.70
  6. Step 6: Final answer
    x = 132,979.20

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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.