Home / 157,446.11-217,267.46-89,453.66

Finding the Fourth Proportional to 157,446.11, 217,267.46 and 89,453.66

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Solution

The fourth proportional to 157,446.11, 217,267.46 and 89,453.66 is: 123,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,446.11 : 217,267.46 = 89,453.66 : x
  2. Step 2: Convert to fraction form
    157,446.11/217,267.46 = 89,453.66/x
  3. Step 3: Cross multiply
    157,446.11x = 217,267.46 × 89,453.66
  4. Step 4: Simplify right side
    157,446.11x = 19,435,367,962.30
  5. Step 5: Solve for x
    x = 19,435,367,962.30/157,446.11
  6. Step 6: Final answer
    x = 123,441.40

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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.