Home / 107,672.28-161,515.68-36,602.04

Finding the Fourth Proportional to 107,672.28, 161,515.68 and 36,602.04

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Solution

The fourth proportional to 107,672.28, 161,515.68 and 36,602.04 is: 54,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,672.28 : 161,515.68 = 36,602.04 : x
  2. Step 2: Convert to fraction form
    107,672.28/161,515.68 = 36,602.04/x
  3. Step 3: Cross multiply
    107,672.28x = 161,515.68 × 36,602.04
  4. Step 4: Simplify right side
    107,672.28x = 5,911,803,379.99
  5. Step 5: Solve for x
    x = 5,911,803,379.99/107,672.28
  6. Step 6: Final answer
    x = 54,905.53

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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.