Home / 250,429.74-375,634.89-100,625.10

Finding the Fourth Proportional to 250,429.74, 375,634.89 and 100,625.10

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Solution

The fourth proportional to 250,429.74, 375,634.89 and 100,625.10 is: 150,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,429.74 : 375,634.89 = 100,625.10 : x
  2. Step 2: Convert to fraction form
    250,429.74/375,634.89 = 100,625.10/x
  3. Step 3: Cross multiply
    250,429.74x = 375,634.89 × 100,625.10
  4. Step 4: Simplify right side
    250,429.74x = 37,798,298,369.74
  5. Step 5: Solve for x
    x = 37,798,298,369.74/250,429.74
  6. Step 6: Final answer
    x = 150,933.74

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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.