Home / 82,587.60-113,966.64-44,861.76

Finding the Fourth Proportional to 82,587.60, 113,966.64 and 44,861.76

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Solution

The fourth proportional to 82,587.60, 113,966.64 and 44,861.76 is: 61,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,587.60 : 113,966.64 = 44,861.76 : x
  2. Step 2: Convert to fraction form
    82,587.60/113,966.64 = 44,861.76/x
  3. Step 3: Cross multiply
    82,587.60x = 113,966.64 × 44,861.76
  4. Step 4: Simplify right side
    82,587.60x = 5,112,744,051.69
  5. Step 5: Solve for x
    x = 5,112,744,051.69/82,587.60
  6. Step 6: Final answer
    x = 61,906.92

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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.