Home / 147,149.14-203,003.88-92,604.69

Finding the Fourth Proportional to 147,149.14, 203,003.88 and 92,604.69

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Solution

The fourth proportional to 147,149.14, 203,003.88 and 92,604.69 is: 127,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,149.14 : 203,003.88 = 92,604.69 : x
  2. Step 2: Convert to fraction form
    147,149.14/203,003.88 = 92,604.69/x
  3. Step 3: Cross multiply
    147,149.14x = 203,003.88 × 92,604.69
  4. Step 4: Simplify right side
    147,149.14x = 18,799,111,376.20
  5. Step 5: Solve for x
    x = 18,799,111,376.20/147,149.14
  6. Step 6: Final answer
    x = 127,755.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.