Home / 157,164.20-216,891.30-96,769.70

Finding the Fourth Proportional to 157,164.20, 216,891.30 and 96,769.70

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Solution

The fourth proportional to 157,164.20, 216,891.30 and 96,769.70 is: 133,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,164.20 : 216,891.30 = 96,769.70 : x
  2. Step 2: Convert to fraction form
    157,164.20/216,891.30 = 96,769.70/x
  3. Step 3: Cross multiply
    157,164.20x = 216,891.30 × 96,769.70
  4. Step 4: Simplify right side
    157,164.20x = 20,988,506,033.61
  5. Step 5: Solve for x
    x = 20,988,506,033.61/157,164.20
  6. Step 6: Final answer
    x = 133,545.08

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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.