Home / 132,322.30-182,604-71,892.46

Finding the Fourth Proportional to 132,322.30, 182,604 and 71,892.46

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Solution

The fourth proportional to 132,322.30, 182,604 and 71,892.46 is: 99,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,322.30 : 182,604 = 71,892.46 : x
  2. Step 2: Convert to fraction form
    132,322.30/182,604 = 71,892.46/x
  3. Step 3: Cross multiply
    132,322.30x = 182,604 × 71,892.46
  4. Step 4: Simplify right side
    132,322.30x = 13,127,850,765.84
  5. Step 5: Solve for x
    x = 13,127,850,765.84/132,322.30
  6. Step 6: Final answer
    x = 99,211.17

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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.