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Finding the Fourth Proportional to 174,149.82, 240,104.28 and 112,787.60

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Solution

The fourth proportional to 174,149.82, 240,104.28 and 112,787.60 is: 155,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,149.82 : 240,104.28 = 112,787.60 : x
  2. Step 2: Convert to fraction form
    174,149.82/240,104.28 = 112,787.60/x
  3. Step 3: Cross multiply
    174,149.82x = 240,104.28 × 112,787.60
  4. Step 4: Simplify right side
    174,149.82x = 27,080,784,767.84
  5. Step 5: Solve for x
    x = 27,080,784,767.84/174,149.82
  6. Step 6: Final answer
    x = 155,502.80

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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.