Home / 113,132.88-156,118.32-67,835.85

Finding the Fourth Proportional to 113,132.88, 156,118.32 and 67,835.85

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Solution

The fourth proportional to 113,132.88, 156,118.32 and 67,835.85 is: 93,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,132.88 : 156,118.32 = 67,835.85 : x
  2. Step 2: Convert to fraction form
    113,132.88/156,118.32 = 67,835.85/x
  3. Step 3: Cross multiply
    113,132.88x = 156,118.32 × 67,835.85
  4. Step 4: Simplify right side
    113,132.88x = 10,590,418,937.77
  5. Step 5: Solve for x
    x = 10,590,418,937.77/113,132.88
  6. Step 6: Final answer
    x = 93,610.44

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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.