Home / 60,542.33-90,816.91-18,423.79

Finding the Fourth Proportional to 60,542.33, 90,816.91 and 18,423.79

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Solution

The fourth proportional to 60,542.33, 90,816.91 and 18,423.79 is: 27,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,542.33 : 90,816.91 = 18,423.79 : x
  2. Step 2: Convert to fraction form
    60,542.33/90,816.91 = 18,423.79/x
  3. Step 3: Cross multiply
    60,542.33x = 90,816.91 × 18,423.79
  4. Step 4: Simplify right side
    60,542.33x = 1,673,191,224.20
  5. Step 5: Solve for x
    x = 1,673,191,224.20/60,542.33
  6. Step 6: Final answer
    x = 27,636.72

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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.