Home / 213,037.20-293,991.11-117,543.88

Finding the Fourth Proportional to 213,037.20, 293,991.11 and 117,543.88

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Solution

The fourth proportional to 213,037.20, 293,991.11 and 117,543.88 is: 162,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,037.20 : 293,991.11 = 117,543.88 : x
  2. Step 2: Convert to fraction form
    213,037.20/293,991.11 = 117,543.88/x
  3. Step 3: Cross multiply
    213,037.20x = 293,991.11 × 117,543.88
  4. Step 4: Simplify right side
    213,037.20x = 34,556,855,754.91
  5. Step 5: Solve for x
    x = 34,556,855,754.91/213,037.20
  6. Step 6: Final answer
    x = 162,210.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.