Home / 42,179.51-63,269.22-17,231.29

Finding the Fourth Proportional to 42,179.51, 63,269.22 and 17,231.29

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Solution

The fourth proportional to 42,179.51, 63,269.22 and 17,231.29 is: 25,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.51 : 63,269.22 = 17,231.29 : x
  2. Step 2: Convert to fraction form
    42,179.51/63,269.22 = 17,231.29/x
  3. Step 3: Cross multiply
    42,179.51x = 63,269.22 × 17,231.29
  4. Step 4: Simplify right side
    42,179.51x = 1,090,210,277.89
  5. Step 5: Solve for x
    x = 1,090,210,277.89/42,179.51
  6. Step 6: Final answer
    x = 25,846.92

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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.