Home / 132,000.96-182,170.98-75,411.12

Finding the Fourth Proportional to 132,000.96, 182,170.98 and 75,411.12

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Solution

The fourth proportional to 132,000.96, 182,170.98 and 75,411.12 is: 104,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000.96 : 182,170.98 = 75,411.12 : x
  2. Step 2: Convert to fraction form
    132,000.96/182,170.98 = 75,411.12/x
  3. Step 3: Cross multiply
    132,000.96x = 182,170.98 × 75,411.12
  4. Step 4: Simplify right side
    132,000.96x = 13,737,717,633.30
  5. Step 5: Solve for x
    x = 13,737,717,633.30/132,000.96
  6. Step 6: Final answer
    x = 104,072.86

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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.