Home / 250,631.77-376,134.45-100,873.30

Finding the Fourth Proportional to 250,631.77, 376,134.45 and 100,873.30

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Solution

The fourth proportional to 250,631.77, 376,134.45 and 100,873.30 is: 151,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,631.77 : 376,134.45 = 100,873.30 : x
  2. Step 2: Convert to fraction form
    250,631.77/376,134.45 = 100,873.30/x
  3. Step 3: Cross multiply
    250,631.77x = 376,134.45 × 100,873.30
  4. Step 4: Simplify right side
    250,631.77x = 37,941,923,215.19
  5. Step 5: Solve for x
    x = 37,941,923,215.19/250,631.77
  6. Step 6: Final answer
    x = 151,385.13

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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.