Home / 106,407.27-159,140.30-94,643.64

Finding the Fourth Proportional to 106,407.27, 159,140.30 and 94,643.64

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Solution

The fourth proportional to 106,407.27, 159,140.30 and 94,643.64 is: 141,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,407.27 : 159,140.30 = 94,643.64 : x
  2. Step 2: Convert to fraction form
    106,407.27/159,140.30 = 94,643.64/x
  3. Step 3: Cross multiply
    106,407.27x = 159,140.30 × 94,643.64
  4. Step 4: Simplify right side
    106,407.27x = 15,061,616,789.47
  5. Step 5: Solve for x
    x = 15,061,616,789.47/106,407.27
  6. Step 6: Final answer
    x = 141,546.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.