Home / 148,333.13-204,700.70-80,350.10

Finding the Fourth Proportional to 148,333.13, 204,700.70 and 80,350.10

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Solution

The fourth proportional to 148,333.13, 204,700.70 and 80,350.10 is: 110,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,333.13 : 204,700.70 = 80,350.10 : x
  2. Step 2: Convert to fraction form
    148,333.13/204,700.70 = 80,350.10/x
  3. Step 3: Cross multiply
    148,333.13x = 204,700.70 × 80,350.10
  4. Step 4: Simplify right side
    148,333.13x = 16,447,722,427.70
  5. Step 5: Solve for x
    x = 16,447,722,427.70/148,333.13
  6. Step 6: Final answer
    x = 110,883.68

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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.