Home / 132,518.91-182,872.80-75,926.64

Finding the Fourth Proportional to 132,518.91, 182,872.80 and 75,926.64

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Solution

The fourth proportional to 132,518.91, 182,872.80 and 75,926.64 is: 104,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,518.91 : 182,872.80 = 75,926.64 : x
  2. Step 2: Convert to fraction form
    132,518.91/182,872.80 = 75,926.64/x
  3. Step 3: Cross multiply
    132,518.91x = 182,872.80 × 75,926.64
  4. Step 4: Simplify right side
    132,518.91x = 13,884,917,251.39
  5. Step 5: Solve for x
    x = 13,884,917,251.39/132,518.91
  6. Step 6: Final answer
    x = 104,776.87

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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.