Home / 217,526.88-300,125.77-141,049.20

Finding the Fourth Proportional to 217,526.88, 300,125.77 and 141,049.20

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Solution

The fourth proportional to 217,526.88, 300,125.77 and 141,049.20 is: 194,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,526.88 : 300,125.77 = 141,049.20 : x
  2. Step 2: Convert to fraction form
    217,526.88/300,125.77 = 141,049.20/x
  3. Step 3: Cross multiply
    217,526.88x = 300,125.77 × 141,049.20
  4. Step 4: Simplify right side
    217,526.88x = 42,332,499,040.88
  5. Step 5: Solve for x
    x = 42,332,499,040.88/217,526.88
  6. Step 6: Final answer
    x = 194,608.13

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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.