Home / 107,760.33-161,565.48-47,756.25

Finding the Fourth Proportional to 107,760.33, 161,565.48 and 47,756.25

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Solution

The fourth proportional to 107,760.33, 161,565.48 and 47,756.25 is: 71,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,760.33 : 161,565.48 = 47,756.25 : x
  2. Step 2: Convert to fraction form
    107,760.33/161,565.48 = 47,756.25/x
  3. Step 3: Cross multiply
    107,760.33x = 161,565.48 × 47,756.25
  4. Step 4: Simplify right side
    107,760.33x = 7,715,761,454.25
  5. Step 5: Solve for x
    x = 7,715,761,454.25/107,760.33
  6. Step 6: Final answer
    x = 71,601.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.