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Finding the Fourth Proportional to 74,005.90, 111,009.90 and 24,086.26

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Solution

The fourth proportional to 74,005.90, 111,009.90 and 24,086.26 is: 36,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,005.90 : 111,009.90 = 24,086.26 : x
  2. Step 2: Convert to fraction form
    74,005.90/111,009.90 = 24,086.26/x
  3. Step 3: Cross multiply
    74,005.90x = 111,009.90 × 24,086.26
  4. Step 4: Simplify right side
    74,005.90x = 2,673,813,313.97
  5. Step 5: Solve for x
    x = 2,673,813,313.97/74,005.90
  6. Step 6: Final answer
    x = 36,129.73

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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.