Home / 148,350.69-222,156.97-103,768.69

Finding the Fourth Proportional to 148,350.69, 222,156.97 and 103,768.69

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Solution

The fourth proportional to 148,350.69, 222,156.97 and 103,768.69 is: 155,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,350.69 : 222,156.97 = 103,768.69 : x
  2. Step 2: Convert to fraction form
    148,350.69/222,156.97 = 103,768.69/x
  3. Step 3: Cross multiply
    148,350.69x = 222,156.97 × 103,768.69
  4. Step 4: Simplify right side
    148,350.69x = 23,052,937,751.27
  5. Step 5: Solve for x
    x = 23,052,937,751.27/148,350.69
  6. Step 6: Final answer
    x = 155,394.88

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1.5x scale

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.