Home / 107,517.21-148,377.56-59,122.82

Finding the Fourth Proportional to 107,517.21, 148,377.56 and 59,122.82

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Solution

The fourth proportional to 107,517.21, 148,377.56 and 59,122.82 is: 81,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.21 : 148,377.56 = 59,122.82 : x
  2. Step 2: Convert to fraction form
    107,517.21/148,377.56 = 59,122.82/x
  3. Step 3: Cross multiply
    107,517.21x = 148,377.56 × 59,122.82
  4. Step 4: Simplify right side
    107,517.21x = 8,772,498,734.42
  5. Step 5: Solve for x
    x = 8,772,498,734.42/107,517.21
  6. Step 6: Final answer
    x = 81,591.58

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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.