Home / 132,394.54-182,705.56-71,965.17

Finding the Fourth Proportional to 132,394.54, 182,705.56 and 71,965.17

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Solution

The fourth proportional to 132,394.54, 182,705.56 and 71,965.17 is: 99,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,394.54 : 182,705.56 = 71,965.17 : x
  2. Step 2: Convert to fraction form
    132,394.54/182,705.56 = 71,965.17/x
  3. Step 3: Cross multiply
    132,394.54x = 182,705.56 × 71,965.17
  4. Step 4: Simplify right side
    132,394.54x = 13,148,436,685.35
  5. Step 5: Solve for x
    x = 13,148,436,685.35/132,394.54
  6. Step 6: Final answer
    x = 99,312.53

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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.