Home / 154,039.35-230,670.23-101,162.55

Finding the Fourth Proportional to 154,039.35, 230,670.23 and 101,162.55

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Solution

The fourth proportional to 154,039.35, 230,670.23 and 101,162.55 is: 151,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,039.35 : 230,670.23 = 101,162.55 : x
  2. Step 2: Convert to fraction form
    154,039.35/230,670.23 = 101,162.55/x
  3. Step 3: Cross multiply
    154,039.35x = 230,670.23 × 101,162.55
  4. Step 4: Simplify right side
    154,039.35x = 23,335,188,170.07
  5. Step 5: Solve for x
    x = 23,335,188,170.07/154,039.35
  6. Step 6: Final answer
    x = 151,488.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.