Home / 66,422.76-99,614.70-54,706.92

Finding the Fourth Proportional to 66,422.76, 99,614.70 and 54,706.92

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Solution

The fourth proportional to 66,422.76, 99,614.70 and 54,706.92 is: 82,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,422.76 : 99,614.70 = 54,706.92 : x
  2. Step 2: Convert to fraction form
    66,422.76/99,614.70 = 54,706.92/x
  3. Step 3: Cross multiply
    66,422.76x = 99,614.70 × 54,706.92
  4. Step 4: Simplify right side
    66,422.76x = 5,449,613,423.72
  5. Step 5: Solve for x
    x = 5,449,613,423.72/66,422.76
  6. Step 6: Final answer
    x = 82,044.37

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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.