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Finding the Fourth Proportional to 124,057.25, 171,199.01 and 67,469.84

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Solution

The fourth proportional to 124,057.25, 171,199.01 and 67,469.84 is: 93,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,057.25 : 171,199.01 = 67,469.84 : x
  2. Step 2: Convert to fraction form
    124,057.25/171,199.01 = 67,469.84/x
  3. Step 3: Cross multiply
    124,057.25x = 171,199.01 × 67,469.84
  4. Step 4: Simplify right side
    124,057.25x = 11,550,769,475.51
  5. Step 5: Solve for x
    x = 11,550,769,475.51/124,057.25
  6. Step 6: Final answer
    x = 93,108.38

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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.