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Finding the Fourth Proportional to 61,539.97, 92,270.51 and 25,991.65

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Solution

The fourth proportional to 61,539.97, 92,270.51 and 25,991.65 is: 38,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539.97 : 92,270.51 = 25,991.65 : x
  2. Step 2: Convert to fraction form
    61,539.97/92,270.51 = 25,991.65/x
  3. Step 3: Cross multiply
    61,539.97x = 92,270.51 × 25,991.65
  4. Step 4: Simplify right side
    61,539.97x = 2,398,262,801.24
  5. Step 5: Solve for x
    x = 2,398,262,801.24/61,539.97
  6. Step 6: Final answer
    x = 38,970.82

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1.5x scale

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.