Home / 194,397.68-266,519.20-190,854.74

Finding the Fourth Proportional to 194,397.68, 266,519.20 and 190,854.74

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Solution

The fourth proportional to 194,397.68, 266,519.20 and 190,854.74 is: 261,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,397.68 : 266,519.20 = 190,854.74 : x
  2. Step 2: Convert to fraction form
    194,397.68/266,519.20 = 190,854.74/x
  3. Step 3: Cross multiply
    194,397.68x = 266,519.20 × 190,854.74
  4. Step 4: Simplify right side
    194,397.68x = 50,866,452,621.01
  5. Step 5: Solve for x
    x = 50,866,452,621.01/194,397.68
  6. Step 6: Final answer
    x = 261,661.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.