Home / 144,066.60-216,099.90-50,581.80

Finding the Fourth Proportional to 144,066.60, 216,099.90 and 50,581.80

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Solution

The fourth proportional to 144,066.60, 216,099.90 and 50,581.80 is: 75,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,066.60 : 216,099.90 = 50,581.80 : x
  2. Step 2: Convert to fraction form
    144,066.60/216,099.90 = 50,581.80/x
  3. Step 3: Cross multiply
    144,066.60x = 216,099.90 × 50,581.80
  4. Step 4: Simplify right side
    144,066.60x = 10,930,721,921.82
  5. Step 5: Solve for x
    x = 10,930,721,921.82/144,066.60
  6. Step 6: Final answer
    x = 75,872.70

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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.