Home / 108,206.57-149,322.20-60,460.31

Finding the Fourth Proportional to 108,206.57, 149,322.20 and 60,460.31

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Solution

The fourth proportional to 108,206.57, 149,322.20 and 60,460.31 is: 83,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,206.57 : 149,322.20 = 60,460.31 : x
  2. Step 2: Convert to fraction form
    108,206.57/149,322.20 = 60,460.31/x
  3. Step 3: Cross multiply
    108,206.57x = 149,322.20 × 60,460.31
  4. Step 4: Simplify right side
    108,206.57x = 9,028,065,452.97
  5. Step 5: Solve for x
    x = 9,028,065,452.97/108,206.57
  6. Step 6: Final answer
    x = 83,433.62

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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.