Home / 107,868.31-148,844.49-60,115.16

Finding the Fourth Proportional to 107,868.31, 148,844.49 and 60,115.16

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Solution

The fourth proportional to 107,868.31, 148,844.49 and 60,115.16 is: 82,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.31 : 148,844.49 = 60,115.16 : x
  2. Step 2: Convert to fraction form
    107,868.31/148,844.49 = 60,115.16/x
  3. Step 3: Cross multiply
    107,868.31x = 148,844.49 × 60,115.16
  4. Step 4: Simplify right side
    107,868.31x = 8,947,810,478.15
  5. Step 5: Solve for x
    x = 8,947,810,478.15/107,868.31
  6. Step 6: Final answer
    x = 82,951.25

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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.