Home / 53,200.26-79,800.39-13,761.36

Finding the Fourth Proportional to 53,200.26, 79,800.39 and 13,761.36

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Solution

The fourth proportional to 53,200.26, 79,800.39 and 13,761.36 is: 20,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.26 : 79,800.39 = 13,761.36 : x
  2. Step 2: Convert to fraction form
    53,200.26/79,800.39 = 13,761.36/x
  3. Step 3: Cross multiply
    53,200.26x = 79,800.39 × 13,761.36
  4. Step 4: Simplify right side
    53,200.26x = 1,098,161,894.93
  5. Step 5: Solve for x
    x = 1,098,161,894.93/53,200.26
  6. Step 6: Final answer
    x = 20,642.04

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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.