Home / 78,234.24-107,961.90-44,241.57

Finding the Fourth Proportional to 78,234.24, 107,961.90 and 44,241.57

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Solution

The fourth proportional to 78,234.24, 107,961.90 and 44,241.57 is: 61,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,234.24 : 107,961.90 = 44,241.57 : x
  2. Step 2: Convert to fraction form
    78,234.24/107,961.90 = 44,241.57/x
  3. Step 3: Cross multiply
    78,234.24x = 107,961.90 × 44,241.57
  4. Step 4: Simplify right side
    78,234.24x = 4,776,403,956.18
  5. Step 5: Solve for x
    x = 4,776,403,956.18/78,234.24
  6. Step 6: Final answer
    x = 61,052.60

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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.