Home / 76,720.23-114,927.26-60,951.96

Finding the Fourth Proportional to 76,720.23, 114,927.26 and 60,951.96

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Solution

The fourth proportional to 76,720.23, 114,927.26 and 60,951.96 is: 91,306.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,720.23 : 114,927.26 = 60,951.96 : x
  2. Step 2: Convert to fraction form
    76,720.23/114,927.26 = 60,951.96/x
  3. Step 3: Cross multiply
    76,720.23x = 114,927.26 × 60,951.96
  4. Step 4: Simplify right side
    76,720.23x = 7,005,041,449.67
  5. Step 5: Solve for x
    x = 7,005,041,449.67/76,720.23
  6. Step 6: Final answer
    x = 91,306.31

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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.