Home / 253,463.46-349,778.25-140,282.34

Finding the Fourth Proportional to 253,463.46, 349,778.25 and 140,282.34

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Solution

The fourth proportional to 253,463.46, 349,778.25 and 140,282.34 is: 193,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,463.46 : 349,778.25 = 140,282.34 : x
  2. Step 2: Convert to fraction form
    253,463.46/349,778.25 = 140,282.34/x
  3. Step 3: Cross multiply
    253,463.46x = 349,778.25 × 140,282.34
  4. Step 4: Simplify right side
    253,463.46x = 49,067,711,391.11
  5. Step 5: Solve for x
    x = 49,067,711,391.11/253,463.46
  6. Step 6: Final answer
    x = 193,588.90

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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.