Home / 108,715.20-150,028.23-60,318.03

Finding the Fourth Proportional to 108,715.20, 150,028.23 and 60,318.03

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Solution

The fourth proportional to 108,715.20, 150,028.23 and 60,318.03 is: 83,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,715.20 : 150,028.23 = 60,318.03 : x
  2. Step 2: Convert to fraction form
    108,715.20/150,028.23 = 60,318.03/x
  3. Step 3: Cross multiply
    108,715.20x = 150,028.23 × 60,318.03
  4. Step 4: Simplify right side
    108,715.20x = 9,049,408,066.79
  5. Step 5: Solve for x
    x = 9,049,408,066.79/108,715.20
  6. Step 6: Final answer
    x = 83,239.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.