Home / 107,955.90-161,928.72-37,829.88

Finding the Fourth Proportional to 107,955.90, 161,928.72 and 37,829.88

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Solution

The fourth proportional to 107,955.90, 161,928.72 and 37,829.88 is: 56,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,955.90 : 161,928.72 = 37,829.88 : x
  2. Step 2: Convert to fraction form
    107,955.90/161,928.72 = 37,829.88/x
  3. Step 3: Cross multiply
    107,955.90x = 161,928.72 × 37,829.88
  4. Step 4: Simplify right side
    107,955.90x = 6,125,744,046.15
  5. Step 5: Solve for x
    x = 6,125,744,046.15/107,955.90
  6. Step 6: Final answer
    x = 56,743.02

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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.