Home / 240,156.95-360,255.94-71,666.42

Finding the Fourth Proportional to 240,156.95, 360,255.94 and 71,666.42

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Solution

The fourth proportional to 240,156.95, 360,255.94 and 71,666.42 is: 107,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,156.95 : 360,255.94 = 71,666.42 : x
  2. Step 2: Convert to fraction form
    240,156.95/360,255.94 = 71,666.42/x
  3. Step 3: Cross multiply
    240,156.95x = 360,255.94 × 71,666.42
  4. Step 4: Simplify right side
    240,156.95x = 25,818,251,523.09
  5. Step 5: Solve for x
    x = 25,818,251,523.09/240,156.95
  6. Step 6: Final answer
    x = 107,505.75

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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.