Home / 148,598.27-222,503.70-78,329.96

Finding the Fourth Proportional to 148,598.27, 222,503.70 and 78,329.96

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Solution

The fourth proportional to 148,598.27, 222,503.70 and 78,329.96 is: 117,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,598.27 : 222,503.70 = 78,329.96 : x
  2. Step 2: Convert to fraction form
    148,598.27/222,503.70 = 78,329.96/x
  3. Step 3: Cross multiply
    148,598.27x = 222,503.70 × 78,329.96
  4. Step 4: Simplify right side
    148,598.27x = 17,428,705,920.85
  5. Step 5: Solve for x
    x = 17,428,705,920.85/148,598.27
  6. Step 6: Final answer
    x = 117,287.41

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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.