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Finding the Fourth Proportional to 174,682.78, 241,032.78 and 98,191.78

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Solution

The fourth proportional to 174,682.78, 241,032.78 and 98,191.78 is: 135,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,682.78 : 241,032.78 = 98,191.78 : x
  2. Step 2: Convert to fraction form
    174,682.78/241,032.78 = 98,191.78/x
  3. Step 3: Cross multiply
    174,682.78x = 241,032.78 × 98,191.78
  4. Step 4: Simplify right side
    174,682.78x = 23,667,437,706.55
  5. Step 5: Solve for x
    x = 23,667,437,706.55/174,682.78
  6. Step 6: Final answer
    x = 135,488.10

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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.