Home / 107,867.47-148,862.20-60,121.16

Finding the Fourth Proportional to 107,867.47, 148,862.20 and 60,121.16

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Solution

The fourth proportional to 107,867.47, 148,862.20 and 60,121.16 is: 82,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,867.47 : 148,862.20 = 60,121.16 : x
  2. Step 2: Convert to fraction form
    107,867.47/148,862.20 = 60,121.16/x
  3. Step 3: Cross multiply
    107,867.47x = 148,862.20 × 60,121.16
  4. Step 4: Simplify right side
    107,867.47x = 8,949,768,478.73
  5. Step 5: Solve for x
    x = 8,949,768,478.73/107,867.47
  6. Step 6: Final answer
    x = 82,970.04

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1.5x scale

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.