Home / 116,162.35-174,306.98-45,087.78

Finding the Fourth Proportional to 116,162.35, 174,306.98 and 45,087.78

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Solution

The fourth proportional to 116,162.35, 174,306.98 and 45,087.78 is: 67,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,162.35 : 174,306.98 = 45,087.78 : x
  2. Step 2: Convert to fraction form
    116,162.35/174,306.98 = 45,087.78/x
  3. Step 3: Cross multiply
    116,162.35x = 174,306.98 × 45,087.78
  4. Step 4: Simplify right side
    116,162.35x = 7,859,114,766.70
  5. Step 5: Solve for x
    x = 7,859,114,766.70/116,162.35
  6. Step 6: Final answer
    x = 67,656.30

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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.