Home / 132,302.17-182,578.56-71,873.77

Finding the Fourth Proportional to 132,302.17, 182,578.56 and 71,873.77

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Solution

The fourth proportional to 132,302.17, 182,578.56 and 71,873.77 is: 99,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,302.17 : 182,578.56 = 71,873.77 : x
  2. Step 2: Convert to fraction form
    132,302.17/182,578.56 = 71,873.77/x
  3. Step 3: Cross multiply
    132,302.17x = 182,578.56 × 71,873.77
  4. Step 4: Simplify right side
    132,302.17x = 13,122,609,044.73
  5. Step 5: Solve for x
    x = 13,122,609,044.73/132,302.17
  6. Step 6: Final answer
    x = 99,186.65

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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.