Home / 77,836.50-116,451.18-59,170.50

Finding the Fourth Proportional to 77,836.50, 116,451.18 and 59,170.50

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Solution

The fourth proportional to 77,836.50, 116,451.18 and 59,170.50 is: 88,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,836.50 : 116,451.18 = 59,170.50 : x
  2. Step 2: Convert to fraction form
    77,836.50/116,451.18 = 59,170.50/x
  3. Step 3: Cross multiply
    77,836.50x = 116,451.18 × 59,170.50
  4. Step 4: Simplify right side
    77,836.50x = 6,890,474,546.19
  5. Step 5: Solve for x
    x = 6,890,474,546.19/77,836.50
  6. Step 6: Final answer
    x = 88,524.98

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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.