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Finding the Fourth Proportional to 10,616.95, 15,925.79 and 4,773.58

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Solution

The fourth proportional to 10,616.95, 15,925.79 and 4,773.58 is: 7,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.95 : 15,925.79 = 4,773.58 : x
  2. Step 2: Convert to fraction form
    10,616.95/15,925.79 = 4,773.58/x
  3. Step 3: Cross multiply
    10,616.95x = 15,925.79 × 4,773.58
  4. Step 4: Simplify right side
    10,616.95x = 76,023,032.63
  5. Step 5: Solve for x
    x = 76,023,032.63/10,616.95
  6. Step 6: Final answer
    x = 7,160.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.