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Finding the Fourth Proportional to 24,987.34, 34,486.50 and 14,374.90

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Solution

The fourth proportional to 24,987.34, 34,486.50 and 14,374.90 is: 19,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,987.34 : 34,486.50 = 14,374.90 : x
  2. Step 2: Convert to fraction form
    24,987.34/34,486.50 = 14,374.90/x
  3. Step 3: Cross multiply
    24,987.34x = 34,486.50 × 14,374.90
  4. Step 4: Simplify right side
    24,987.34x = 495,739,988.85
  5. Step 5: Solve for x
    x = 495,739,988.85/24,987.34
  6. Step 6: Final answer
    x = 19,839.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.