Home / 132,176.42-182,403.64-71,747.04

Finding the Fourth Proportional to 132,176.42, 182,403.64 and 71,747.04

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Solution

The fourth proportional to 132,176.42, 182,403.64 and 71,747.04 is: 99,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,176.42 : 182,403.64 = 71,747.04 : x
  2. Step 2: Convert to fraction form
    132,176.42/182,403.64 = 71,747.04/x
  3. Step 3: Cross multiply
    132,176.42x = 182,403.64 × 71,747.04
  4. Step 4: Simplify right side
    132,176.42x = 13,086,921,255.23
  5. Step 5: Solve for x
    x = 13,086,921,255.23/132,176.42
  6. Step 6: Final answer
    x = 99,011.01

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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.