Home / 154,217.52-231,237.24-47,572.84

Finding the Fourth Proportional to 154,217.52, 231,237.24 and 47,572.84

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Solution

The fourth proportional to 154,217.52, 231,237.24 and 47,572.84 is: 71,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,217.52 : 231,237.24 = 47,572.84 : x
  2. Step 2: Convert to fraction form
    154,217.52/231,237.24 = 47,572.84/x
  3. Step 3: Cross multiply
    154,217.52x = 231,237.24 × 47,572.84
  4. Step 4: Simplify right side
    154,217.52x = 11,000,613,316.06
  5. Step 5: Solve for x
    x = 11,000,613,316.06/154,217.52
  6. Step 6: Final answer
    x = 71,331.80

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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.