Home / 42,629.25-63,894.06-25,111.38

Finding the Fourth Proportional to 42,629.25, 63,894.06 and 25,111.38

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Solution

The fourth proportional to 42,629.25, 63,894.06 and 25,111.38 is: 37,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,629.25 : 63,894.06 = 25,111.38 : x
  2. Step 2: Convert to fraction form
    42,629.25/63,894.06 = 25,111.38/x
  3. Step 3: Cross multiply
    42,629.25x = 63,894.06 × 25,111.38
  4. Step 4: Simplify right side
    42,629.25x = 1,604,468,020.40
  5. Step 5: Solve for x
    x = 1,604,468,020.40/42,629.25
  6. Step 6: Final answer
    x = 37,637.73

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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.