Home / 148,057.68-204,319.60-80,074.66

Finding the Fourth Proportional to 148,057.68, 204,319.60 and 80,074.66

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Solution

The fourth proportional to 148,057.68, 204,319.60 and 80,074.66 is: 110,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,057.68 : 204,319.60 = 80,074.66 : x
  2. Step 2: Convert to fraction form
    148,057.68/204,319.60 = 80,074.66/x
  3. Step 3: Cross multiply
    148,057.68x = 204,319.60 × 80,074.66
  4. Step 4: Simplify right side
    148,057.68x = 16,360,821,479.74
  5. Step 5: Solve for x
    x = 16,360,821,479.74/148,057.68
  6. Step 6: Final answer
    x = 110,503.02

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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.