Home / 106,580.79-147,082.51-58,833.11

Finding the Fourth Proportional to 106,580.79, 147,082.51 and 58,833.11

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Solution

The fourth proportional to 106,580.79, 147,082.51 and 58,833.11 is: 81,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,580.79 : 147,082.51 = 58,833.11 : x
  2. Step 2: Convert to fraction form
    106,580.79/147,082.51 = 58,833.11/x
  3. Step 3: Cross multiply
    106,580.79x = 147,082.51 × 58,833.11
  4. Step 4: Simplify right side
    106,580.79x = 8,653,321,489.91
  5. Step 5: Solve for x
    x = 8,653,321,489.91/106,580.79
  6. Step 6: Final answer
    x = 81,190.25

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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.