Home / 132,426.17-182,751.72-72,000.89

Finding the Fourth Proportional to 132,426.17, 182,751.72 and 72,000.89

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Solution

The fourth proportional to 132,426.17, 182,751.72 and 72,000.89 is: 99,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,426.17 : 182,751.72 = 72,000.89 : x
  2. Step 2: Convert to fraction form
    132,426.17/182,751.72 = 72,000.89/x
  3. Step 3: Cross multiply
    132,426.17x = 182,751.72 × 72,000.89
  4. Step 4: Simplify right side
    132,426.17x = 13,158,285,575.27
  5. Step 5: Solve for x
    x = 13,158,285,575.27/132,426.17
  6. Step 6: Final answer
    x = 99,363.19

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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.