Home / 108,628.03-149,904.10-60,229.72

Finding the Fourth Proportional to 108,628.03, 149,904.10 and 60,229.72

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Solution

The fourth proportional to 108,628.03, 149,904.10 and 60,229.72 is: 83,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,628.03 : 149,904.10 = 60,229.72 : x
  2. Step 2: Convert to fraction form
    108,628.03/149,904.10 = 60,229.72/x
  3. Step 3: Cross multiply
    108,628.03x = 149,904.10 × 60,229.72
  4. Step 4: Simplify right side
    108,628.03x = 9,028,681,969.85
  5. Step 5: Solve for x
    x = 9,028,681,969.85/108,628.03
  6. Step 6: Final answer
    x = 83,115.58

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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.