Home / 42,212.61-63,295.52-17,270.15

Finding the Fourth Proportional to 42,212.61, 63,295.52 and 17,270.15

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Solution

The fourth proportional to 42,212.61, 63,295.52 and 17,270.15 is: 25,895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,212.61 : 63,295.52 = 17,270.15 : x
  2. Step 2: Convert to fraction form
    42,212.61/63,295.52 = 17,270.15/x
  3. Step 3: Cross multiply
    42,212.61x = 63,295.52 × 17,270.15
  4. Step 4: Simplify right side
    42,212.61x = 1,093,122,721.90
  5. Step 5: Solve for x
    x = 1,093,122,721.90/42,212.61
  6. Step 6: Final answer
    x = 25,895.64

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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.