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Finding the Fourth Proportional to 174,474, 240,774.12 and 94,986

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Solution

The fourth proportional to 174,474, 240,774.12 and 94,986 is: 131,080.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,474 : 240,774.12 = 94,986 : x
  2. Step 2: Convert to fraction form
    174,474/240,774.12 = 94,986/x
  3. Step 3: Cross multiply
    174,474x = 240,774.12 × 94,986
  4. Step 4: Simplify right side
    174,474x = 22,870,170,562.32
  5. Step 5: Solve for x
    x = 22,870,170,562.32/174,474
  6. Step 6: Final answer
    x = 131,080.68

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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.