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Finding the Fourth Proportional to 174,276.51, 261,414.72 and 49,617.51

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Solution

The fourth proportional to 174,276.51, 261,414.72 and 49,617.51 is: 74,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,276.51 : 261,414.72 = 49,617.51 : x
  2. Step 2: Convert to fraction form
    174,276.51/261,414.72 = 49,617.51/x
  3. Step 3: Cross multiply
    174,276.51x = 261,414.72 × 49,617.51
  4. Step 4: Simplify right side
    174,276.51x = 12,970,747,483.75
  5. Step 5: Solve for x
    x = 12,970,747,483.75/174,276.51
  6. Step 6: Final answer
    x = 74,426.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.