Home / 53,542.92-80,315.67-18,004.70

Finding the Fourth Proportional to 53,542.92, 80,315.67 and 18,004.70

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Solution

The fourth proportional to 53,542.92, 80,315.67 and 18,004.70 is: 27,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,542.92 : 80,315.67 = 18,004.70 : x
  2. Step 2: Convert to fraction form
    53,542.92/80,315.67 = 18,004.70/x
  3. Step 3: Cross multiply
    53,542.92x = 80,315.67 × 18,004.70
  4. Step 4: Simplify right side
    53,542.92x = 1,446,059,543.65
  5. Step 5: Solve for x
    x = 1,446,059,543.65/53,542.92
  6. Step 6: Final answer
    x = 27,007.48

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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.