Home / 107,863.74-148,852.65-60,120.11

Finding the Fourth Proportional to 107,863.74, 148,852.65 and 60,120.11

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Solution

The fourth proportional to 107,863.74, 148,852.65 and 60,120.11 is: 82,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,863.74 : 148,852.65 = 60,120.11 : x
  2. Step 2: Convert to fraction form
    107,863.74/148,852.65 = 60,120.11/x
  3. Step 3: Cross multiply
    107,863.74x = 148,852.65 × 60,120.11
  4. Step 4: Simplify right side
    107,863.74x = 8,949,037,691.79
  5. Step 5: Solve for x
    x = 8,949,037,691.79/107,863.74
  6. Step 6: Final answer
    x = 82,966.14

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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.