Home / 107,459.28-161,253.72-37,387.80

Finding the Fourth Proportional to 107,459.28, 161,253.72 and 37,387.80

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Solution

The fourth proportional to 107,459.28, 161,253.72 and 37,387.80 is: 56,104.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,459.28 : 161,253.72 = 37,387.80 : x
  2. Step 2: Convert to fraction form
    107,459.28/161,253.72 = 37,387.80/x
  3. Step 3: Cross multiply
    107,459.28x = 161,253.72 × 37,387.80
  4. Step 4: Simplify right side
    107,459.28x = 6,028,921,832.62
  5. Step 5: Solve for x
    x = 6,028,921,832.62/107,459.28
  6. Step 6: Final answer
    x = 56,104.25

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1.5x scale

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.