Home / 127,545.92-176,013.42-70,956.08

Finding the Fourth Proportional to 127,545.92, 176,013.42 and 70,956.08

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Solution

The fourth proportional to 127,545.92, 176,013.42 and 70,956.08 is: 97,919.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,545.92 : 176,013.42 = 70,956.08 : x
  2. Step 2: Convert to fraction form
    127,545.92/176,013.42 = 70,956.08/x
  3. Step 3: Cross multiply
    127,545.92x = 176,013.42 × 70,956.08
  4. Step 4: Simplify right side
    127,545.92x = 12,489,222,310.59
  5. Step 5: Solve for x
    x = 12,489,222,310.59/127,545.92
  6. Step 6: Final answer
    x = 97,919.42

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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.