Home / 250,768.05-346,057.02-137,590.80

Finding the Fourth Proportional to 250,768.05, 346,057.02 and 137,590.80

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Solution

The fourth proportional to 250,768.05, 346,057.02 and 137,590.80 is: 189,873.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,768.05 : 346,057.02 = 137,590.80 : x
  2. Step 2: Convert to fraction form
    250,768.05/346,057.02 = 137,590.80/x
  3. Step 3: Cross multiply
    250,768.05x = 346,057.02 × 137,590.80
  4. Step 4: Simplify right side
    250,768.05x = 47,614,262,227.42
  5. Step 5: Solve for x
    x = 47,614,262,227.42/250,768.05
  6. Step 6: Final answer
    x = 189,873.72

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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.