Home / 74,363.50-111,523.38-21,760.48

Finding the Fourth Proportional to 74,363.50, 111,523.38 and 21,760.48

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Solution

The fourth proportional to 74,363.50, 111,523.38 and 21,760.48 is: 32,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,363.50 : 111,523.38 = 21,760.48 : x
  2. Step 2: Convert to fraction form
    74,363.50/111,523.38 = 21,760.48/x
  3. Step 3: Cross multiply
    74,363.50x = 111,523.38 × 21,760.48
  4. Step 4: Simplify right side
    74,363.50x = 2,426,802,280.02
  5. Step 5: Solve for x
    x = 2,426,802,280.02/74,363.50
  6. Step 6: Final answer
    x = 32,634.32

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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.