Home / 107,867.94-148,862.85-60,121.64

Finding the Fourth Proportional to 107,867.94, 148,862.85 and 60,121.64

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Solution

The fourth proportional to 107,867.94, 148,862.85 and 60,121.64 is: 82,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,867.94 : 148,862.85 = 60,121.64 : x
  2. Step 2: Convert to fraction form
    107,867.94/148,862.85 = 60,121.64/x
  3. Step 3: Cross multiply
    107,867.94x = 148,862.85 × 60,121.64
  4. Step 4: Simplify right side
    107,867.94x = 8,949,877,932.76
  5. Step 5: Solve for x
    x = 8,949,877,932.76/107,867.94
  6. Step 6: Final answer
    x = 82,970.69

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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.