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Finding the Fourth Proportional to 74,614.02, 111,921.03 and 24,680.70

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Solution

The fourth proportional to 74,614.02, 111,921.03 and 24,680.70 is: 37,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,614.02 : 111,921.03 = 24,680.70 : x
  2. Step 2: Convert to fraction form
    74,614.02/111,921.03 = 24,680.70/x
  3. Step 3: Cross multiply
    74,614.02x = 111,921.03 × 24,680.70
  4. Step 4: Simplify right side
    74,614.02x = 2,762,289,365.12
  5. Step 5: Solve for x
    x = 2,762,289,365.12/74,614.02
  6. Step 6: Final answer
    x = 37,021.05

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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.