Home / 200,416.65-276,575.01-109,775.85

Finding the Fourth Proportional to 200,416.65, 276,575.01 and 109,775.85

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Solution

The fourth proportional to 200,416.65, 276,575.01 and 109,775.85 is: 151,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,416.65 : 276,575.01 = 109,775.85 : x
  2. Step 2: Convert to fraction form
    200,416.65/276,575.01 = 109,775.85/x
  3. Step 3: Cross multiply
    200,416.65x = 276,575.01 × 109,775.85
  4. Step 4: Simplify right side
    200,416.65x = 30,361,257,440.19
  5. Step 5: Solve for x
    x = 30,361,257,440.19/200,416.65
  6. Step 6: Final answer
    x = 151,490.70

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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.