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Finding the Fourth Proportional to 153,625.38, 230,042.79 and 123,497.70

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Solution

The fourth proportional to 153,625.38, 230,042.79 and 123,497.70 is: 184,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,625.38 : 230,042.79 = 123,497.70 : x
  2. Step 2: Convert to fraction form
    153,625.38/230,042.79 = 123,497.70/x
  3. Step 3: Cross multiply
    153,625.38x = 230,042.79 × 123,497.70
  4. Step 4: Simplify right side
    153,625.38x = 28,409,755,466.58
  5. Step 5: Solve for x
    x = 28,409,755,466.58/153,625.38
  6. Step 6: Final answer
    x = 184,928.79

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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.