Home / 68,883.18-103,335.57-29,440.50

Finding the Fourth Proportional to 68,883.18, 103,335.57 and 29,440.50

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Solution

The fourth proportional to 68,883.18, 103,335.57 and 29,440.50 is: 44,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883.18 : 103,335.57 = 29,440.50 : x
  2. Step 2: Convert to fraction form
    68,883.18/103,335.57 = 29,440.50/x
  3. Step 3: Cross multiply
    68,883.18x = 103,335.57 × 29,440.50
  4. Step 4: Simplify right side
    68,883.18x = 3,042,250,848.59
  5. Step 5: Solve for x
    x = 3,042,250,848.59/68,883.18
  6. Step 6: Final answer
    x = 44,165.37

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1.5x scale

Why These Related Problems?

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