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Finding the Fourth Proportional to 25,444.75, 35,113.77 and 15,508.75

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Solution

The fourth proportional to 25,444.75, 35,113.77 and 15,508.75 is: 21,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,444.75 : 35,113.77 = 15,508.75 : x
  2. Step 2: Convert to fraction form
    25,444.75/35,113.77 = 15,508.75/x
  3. Step 3: Cross multiply
    25,444.75x = 35,113.77 × 15,508.75
  4. Step 4: Simplify right side
    25,444.75x = 544,570,680.49
  5. Step 5: Solve for x
    x = 544,570,680.49/25,444.75
  6. Step 6: Final answer
    x = 21,402.08

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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.