Home / 132,567.12-182,937.24-75,939.12

Finding the Fourth Proportional to 132,567.12, 182,937.24 and 75,939.12

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Solution

The fourth proportional to 132,567.12, 182,937.24 and 75,939.12 is: 104,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,567.12 : 182,937.24 = 75,939.12 : x
  2. Step 2: Convert to fraction form
    132,567.12/182,937.24 = 75,939.12/x
  3. Step 3: Cross multiply
    132,567.12x = 182,937.24 × 75,939.12
  4. Step 4: Simplify right side
    132,567.12x = 13,892,093,020.83
  5. Step 5: Solve for x
    x = 13,892,093,020.83/132,567.12
  6. Step 6: Final answer
    x = 104,792.90

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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.