Home / 107,886.42-161,829.41-29,000.66

Finding the Fourth Proportional to 107,886.42, 161,829.41 and 29,000.66

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Solution

The fourth proportional to 107,886.42, 161,829.41 and 29,000.66 is: 43,500.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,886.42 : 161,829.41 = 29,000.66 : x
  2. Step 2: Convert to fraction form
    107,886.42/161,829.41 = 29,000.66/x
  3. Step 3: Cross multiply
    107,886.42x = 161,829.41 × 29,000.66
  4. Step 4: Simplify right side
    107,886.42x = 4,693,158,743.26
  5. Step 5: Solve for x
    x = 4,693,158,743.26/107,886.42
  6. Step 6: Final answer
    x = 43,500.92

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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.