Home / 53,337.28-80,013.12-19,598.80

Finding the Fourth Proportional to 53,337.28, 80,013.12 and 19,598.80

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Solution

The fourth proportional to 53,337.28, 80,013.12 and 19,598.80 is: 29,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,337.28 : 80,013.12 = 19,598.80 : x
  2. Step 2: Convert to fraction form
    53,337.28/80,013.12 = 19,598.80/x
  3. Step 3: Cross multiply
    53,337.28x = 80,013.12 × 19,598.80
  4. Step 4: Simplify right side
    53,337.28x = 1,568,161,136.26
  5. Step 5: Solve for x
    x = 1,568,161,136.26/53,337.28
  6. Step 6: Final answer
    x = 29,400.85

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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.