Home / 403,769.10-605,434.95-166,844.10

Finding the Fourth Proportional to 403,769.10, 605,434.95 and 166,844.10

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Solution

The fourth proportional to 403,769.10, 605,434.95 and 166,844.10 is: 250,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,769.10 : 605,434.95 = 166,844.10 : x
  2. Step 2: Convert to fraction form
    403,769.10/605,434.95 = 166,844.10/x
  3. Step 3: Cross multiply
    403,769.10x = 605,434.95 × 166,844.10
  4. Step 4: Simplify right side
    403,769.10x = 101,013,249,341.30
  5. Step 5: Solve for x
    x = 101,013,249,341.30/403,769.10
  6. Step 6: Final answer
    x = 250,175.78

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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.