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Finding the Fourth Proportional to 179,373.78, 247,535.78 and 98,801.30

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Solution

The fourth proportional to 179,373.78, 247,535.78 and 98,801.30 is: 136,345.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,373.78 : 247,535.78 = 98,801.30 : x
  2. Step 2: Convert to fraction form
    179,373.78/247,535.78 = 98,801.30/x
  3. Step 3: Cross multiply
    179,373.78x = 247,535.78 × 98,801.30
  4. Step 4: Simplify right side
    179,373.78x = 24,456,856,860.51
  5. Step 5: Solve for x
    x = 24,456,856,860.51/179,373.78
  6. Step 6: Final answer
    x = 136,345.77

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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.