Home / 148,239.26-204,568.74-80,254.49

Finding the Fourth Proportional to 148,239.26, 204,568.74 and 80,254.49

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Solution

The fourth proportional to 148,239.26, 204,568.74 and 80,254.49 is: 110,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,239.26 : 204,568.74 = 80,254.49 : x
  2. Step 2: Convert to fraction form
    148,239.26/204,568.74 = 80,254.49/x
  3. Step 3: Cross multiply
    148,239.26x = 204,568.74 × 80,254.49
  4. Step 4: Simplify right side
    148,239.26x = 16,417,560,410.06
  5. Step 5: Solve for x
    x = 16,417,560,410.06/148,239.26
  6. Step 6: Final answer
    x = 110,750.42

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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.