Home / 108,660.04-149,921.94-62,708.04

Finding the Fourth Proportional to 108,660.04, 149,921.94 and 62,708.04

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Solution

The fourth proportional to 108,660.04, 149,921.94 and 62,708.04 is: 86,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,660.04 : 149,921.94 = 62,708.04 : x
  2. Step 2: Convert to fraction form
    108,660.04/149,921.94 = 62,708.04/x
  3. Step 3: Cross multiply
    108,660.04x = 149,921.94 × 62,708.04
  4. Step 4: Simplify right side
    108,660.04x = 9,401,311,010.40
  5. Step 5: Solve for x
    x = 9,401,311,010.40/108,660.04
  6. Step 6: Final answer
    x = 86,520.41

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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.