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Finding the Fourth Proportional to 61,758.81, 92,651.25 and 23,809.05

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Solution

The fourth proportional to 61,758.81, 92,651.25 and 23,809.05 is: 35,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,758.81 : 92,651.25 = 23,809.05 : x
  2. Step 2: Convert to fraction form
    61,758.81/92,651.25 = 23,809.05/x
  3. Step 3: Cross multiply
    61,758.81x = 92,651.25 × 23,809.05
  4. Step 4: Simplify right side
    61,758.81x = 2,205,938,243.81
  5. Step 5: Solve for x
    x = 2,205,938,243.81/61,758.81
  6. Step 6: Final answer
    x = 35,718.60

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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.