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Finding the Fourth Proportional to 132,301.91, 182,577.90 and 71,873.01

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Solution

The fourth proportional to 132,301.91, 182,577.90 and 71,873.01 is: 99,185.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,301.91 : 182,577.90 = 71,873.01 : x
  2. Step 2: Convert to fraction form
    132,301.91/182,577.90 = 71,873.01/x
  3. Step 3: Cross multiply
    132,301.91x = 182,577.90 × 71,873.01
  4. Step 4: Simplify right side
    132,301.91x = 13,122,423,232.48
  5. Step 5: Solve for x
    x = 13,122,423,232.48/132,301.91
  6. Step 6: Final answer
    x = 99,185.44

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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.