Home / 101,182.19-151,780.64-38,852.69

Finding the Fourth Proportional to 101,182.19, 151,780.64 and 38,852.69

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Solution

The fourth proportional to 101,182.19, 151,780.64 and 38,852.69 is: 58,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,182.19 : 151,780.64 = 38,852.69 : x
  2. Step 2: Convert to fraction form
    101,182.19/151,780.64 = 38,852.69/x
  3. Step 3: Cross multiply
    101,182.19x = 151,780.64 × 38,852.69
  4. Step 4: Simplify right side
    101,182.19x = 5,897,086,153.92
  5. Step 5: Solve for x
    x = 5,897,086,153.92/101,182.19
  6. Step 6: Final answer
    x = 58,281.86

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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.