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Finding the Fourth Proportional to 185,590.69, 256,101.07 and 109,112.92

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Solution

The fourth proportional to 185,590.69, 256,101.07 and 109,112.92 is: 150,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,590.69 : 256,101.07 = 109,112.92 : x
  2. Step 2: Convert to fraction form
    185,590.69/256,101.07 = 109,112.92/x
  3. Step 3: Cross multiply
    185,590.69x = 256,101.07 × 109,112.92
  4. Step 4: Simplify right side
    185,590.69x = 27,943,935,562.82
  5. Step 5: Solve for x
    x = 27,943,935,562.82/185,590.69
  6. Step 6: Final answer
    x = 150,567.55

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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.