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Finding the Fourth Proportional to 174,131.16, 240,212.52 and 113,737.20

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Solution

The fourth proportional to 174,131.16, 240,212.52 and 113,737.20 is: 156,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,131.16 : 240,212.52 = 113,737.20 : x
  2. Step 2: Convert to fraction form
    174,131.16/240,212.52 = 113,737.20/x
  3. Step 3: Cross multiply
    174,131.16x = 240,212.52 × 113,737.20
  4. Step 4: Simplify right side
    174,131.16x = 27,321,099,429.74
  5. Step 5: Solve for x
    x = 27,321,099,429.74/174,131.16
  6. Step 6: Final answer
    x = 156,899.54

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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.