Home / 223,387.20-335,139.12-116,778.24

Finding the Fourth Proportional to 223,387.20, 335,139.12 and 116,778.24

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Solution

The fourth proportional to 223,387.20, 335,139.12 and 116,778.24 is: 175,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,387.20 : 335,139.12 = 116,778.24 : x
  2. Step 2: Convert to fraction form
    223,387.20/335,139.12 = 116,778.24/x
  3. Step 3: Cross multiply
    223,387.20x = 335,139.12 × 116,778.24
  4. Step 4: Simplify right side
    223,387.20x = 39,136,956,588.75
  5. Step 5: Solve for x
    x = 39,136,956,588.75/223,387.20
  6. Step 6: Final answer
    x = 175,197.85

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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.