Home / 76,081.89-114,122.85-59,416.95

Finding the Fourth Proportional to 76,081.89, 114,122.85 and 59,416.95

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Solution

The fourth proportional to 76,081.89, 114,122.85 and 59,416.95 is: 89,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,081.89 : 114,122.85 = 59,416.95 : x
  2. Step 2: Convert to fraction form
    76,081.89/114,122.85 = 59,416.95/x
  3. Step 3: Cross multiply
    76,081.89x = 114,122.85 × 59,416.95
  4. Step 4: Simplify right side
    76,081.89x = 6,780,831,672.31
  5. Step 5: Solve for x
    x = 6,780,831,672.31/76,081.89
  6. Step 6: Final answer
    x = 89,125.44

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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.