Home / 253,770.12-350,188.98-140,586.12

Finding the Fourth Proportional to 253,770.12, 350,188.98 and 140,586.12

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Solution

The fourth proportional to 253,770.12, 350,188.98 and 140,586.12 is: 194,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,770.12 : 350,188.98 = 140,586.12 : x
  2. Step 2: Convert to fraction form
    253,770.12/350,188.98 = 140,586.12/x
  3. Step 3: Cross multiply
    253,770.12x = 350,188.98 × 140,586.12
  4. Step 4: Simplify right side
    253,770.12x = 49,231,709,964.96
  5. Step 5: Solve for x
    x = 49,231,709,964.96/253,770.12
  6. Step 6: Final answer
    x = 194,001.21

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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.