Home / 110,684.72-152,701.08-68,169.44

Finding the Fourth Proportional to 110,684.72, 152,701.08 and 68,169.44

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Solution

The fourth proportional to 110,684.72, 152,701.08 and 68,169.44 is: 94,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,684.72 : 152,701.08 = 68,169.44 : x
  2. Step 2: Convert to fraction form
    110,684.72/152,701.08 = 68,169.44/x
  3. Step 3: Cross multiply
    110,684.72x = 152,701.08 × 68,169.44
  4. Step 4: Simplify right side
    110,684.72x = 10,409,547,111.00
  5. Step 5: Solve for x
    x = 10,409,547,111.00/110,684.72
  6. Step 6: Final answer
    x = 94,046.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.