Home / 108,210.10-149,327.15-60,463.84

Finding the Fourth Proportional to 108,210.10, 149,327.15 and 60,463.84

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Solution

The fourth proportional to 108,210.10, 149,327.15 and 60,463.84 is: 83,438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,210.10 : 149,327.15 = 60,463.84 : x
  2. Step 2: Convert to fraction form
    108,210.10/149,327.15 = 60,463.84/x
  3. Step 3: Cross multiply
    108,210.10x = 149,327.15 × 60,463.84
  4. Step 4: Simplify right side
    108,210.10x = 9,028,891,856.30
  5. Step 5: Solve for x
    x = 9,028,891,856.30/108,210.10
  6. Step 6: Final answer
    x = 83,438.54

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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.