Home / 68,853.18-103,193.66-29,364.24

Finding the Fourth Proportional to 68,853.18, 103,193.66 and 29,364.24

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Solution

The fourth proportional to 68,853.18, 103,193.66 and 29,364.24 is: 44,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,853.18 : 103,193.66 = 29,364.24 : x
  2. Step 2: Convert to fraction form
    68,853.18/103,193.66 = 29,364.24/x
  3. Step 3: Cross multiply
    68,853.18x = 103,193.66 × 29,364.24
  4. Step 4: Simplify right side
    68,853.18x = 3,030,203,398.72
  5. Step 5: Solve for x
    x = 3,030,203,398.72/68,853.18
  6. Step 6: Final answer
    x = 44,009.64

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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.