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Finding the Fourth Proportional to 74,164.70, 111,259.18 and 24,230.30

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Solution

The fourth proportional to 74,164.70, 111,259.18 and 24,230.30 is: 36,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,164.70 : 111,259.18 = 24,230.30 : x
  2. Step 2: Convert to fraction form
    74,164.70/111,259.18 = 24,230.30/x
  3. Step 3: Cross multiply
    74,164.70x = 111,259.18 × 24,230.30
  4. Step 4: Simplify right side
    74,164.70x = 2,695,843,309.15
  5. Step 5: Solve for x
    x = 2,695,843,309.15/74,164.70
  6. Step 6: Final answer
    x = 36,349.41

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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.