Home / 71,686.18-98,932.46-43,006.92

Finding the Fourth Proportional to 71,686.18, 98,932.46 and 43,006.92

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Solution

The fourth proportional to 71,686.18, 98,932.46 and 43,006.92 is: 59,352.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,686.18 : 98,932.46 = 43,006.92 : x
  2. Step 2: Convert to fraction form
    71,686.18/98,932.46 = 43,006.92/x
  3. Step 3: Cross multiply
    71,686.18x = 98,932.46 × 43,006.92
  4. Step 4: Simplify right side
    71,686.18x = 4,254,780,392.62
  5. Step 5: Solve for x
    x = 4,254,780,392.62/71,686.18
  6. Step 6: Final answer
    x = 59,352.87

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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.