Home / 107,787.27-148,751.03-60,040.65

Finding the Fourth Proportional to 107,787.27, 148,751.03 and 60,040.65

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Solution

The fourth proportional to 107,787.27, 148,751.03 and 60,040.65 is: 82,858.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,787.27 : 148,751.03 = 60,040.65 : x
  2. Step 2: Convert to fraction form
    107,787.27/148,751.03 = 60,040.65/x
  3. Step 3: Cross multiply
    107,787.27x = 148,751.03 × 60,040.65
  4. Step 4: Simplify right side
    107,787.27x = 8,931,108,679.47
  5. Step 5: Solve for x
    x = 8,931,108,679.47/107,787.27
  6. Step 6: Final answer
    x = 82,858.66

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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.