Home / 106,080.11-146,390.35-60,772.76

Finding the Fourth Proportional to 106,080.11, 146,390.35 and 60,772.76

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Solution

The fourth proportional to 106,080.11, 146,390.35 and 60,772.76 is: 83,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,080.11 : 146,390.35 = 60,772.76 : x
  2. Step 2: Convert to fraction form
    106,080.11/146,390.35 = 60,772.76/x
  3. Step 3: Cross multiply
    106,080.11x = 146,390.35 × 60,772.76
  4. Step 4: Simplify right side
    106,080.11x = 8,896,545,820.91
  5. Step 5: Solve for x
    x = 8,896,545,820.91/106,080.11
  6. Step 6: Final answer
    x = 83,866.29

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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.