Home / 132,604.98-182,991.96-72,174.12

Finding the Fourth Proportional to 132,604.98, 182,991.96 and 72,174.12

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Solution

The fourth proportional to 132,604.98, 182,991.96 and 72,174.12 is: 99,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,604.98 : 182,991.96 = 72,174.12 : x
  2. Step 2: Convert to fraction form
    132,604.98/182,991.96 = 72,174.12/x
  3. Step 3: Cross multiply
    132,604.98x = 182,991.96 × 72,174.12
  4. Step 4: Simplify right side
    132,604.98x = 13,207,283,680.08
  5. Step 5: Solve for x
    x = 13,207,283,680.08/132,604.98
  6. Step 6: Final answer
    x = 99,598.70

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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.