Home / 132,304.51-182,539.96-74,934.73

Finding the Fourth Proportional to 132,304.51, 182,539.96 and 74,934.73

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Solution

The fourth proportional to 132,304.51, 182,539.96 and 74,934.73 is: 103,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,304.51 : 182,539.96 = 74,934.73 : x
  2. Step 2: Convert to fraction form
    132,304.51/182,539.96 = 74,934.73/x
  3. Step 3: Cross multiply
    132,304.51x = 182,539.96 × 74,934.73
  4. Step 4: Simplify right side
    132,304.51x = 13,678,582,616.81
  5. Step 5: Solve for x
    x = 13,678,582,616.81/132,304.51
  6. Step 6: Final answer
    x = 103,387.12

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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.