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Finding the Fourth Proportional to 174,534.76, 261,724.38 and 63,649

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Solution

The fourth proportional to 174,534.76, 261,724.38 and 63,649 is: 95,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,534.76 : 261,724.38 = 63,649 : x
  2. Step 2: Convert to fraction form
    174,534.76/261,724.38 = 63,649/x
  3. Step 3: Cross multiply
    174,534.76x = 261,724.38 × 63,649
  4. Step 4: Simplify right side
    174,534.76x = 16,658,495,062.62
  5. Step 5: Solve for x
    x = 16,658,495,062.62/174,534.76
  6. Step 6: Final answer
    x = 95,445.14

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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.