Home / 154,523.06-213,234.45-94,895.54

Finding the Fourth Proportional to 154,523.06, 213,234.45 and 94,895.54

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Solution

The fourth proportional to 154,523.06, 213,234.45 and 94,895.54 is: 130,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,523.06 : 213,234.45 = 94,895.54 : x
  2. Step 2: Convert to fraction form
    154,523.06/213,234.45 = 94,895.54/x
  3. Step 3: Cross multiply
    154,523.06x = 213,234.45 × 94,895.54
  4. Step 4: Simplify right side
    154,523.06x = 20,234,998,279.35
  5. Step 5: Solve for x
    x = 20,234,998,279.35/154,523.06
  6. Step 6: Final answer
    x = 130,951.32

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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.