Home / 68,823.38-103,225.35-22,070.18

Finding the Fourth Proportional to 68,823.38, 103,225.35 and 22,070.18

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Solution

The fourth proportional to 68,823.38, 103,225.35 and 22,070.18 is: 33,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,823.38 : 103,225.35 = 22,070.18 : x
  2. Step 2: Convert to fraction form
    68,823.38/103,225.35 = 22,070.18/x
  3. Step 3: Cross multiply
    68,823.38x = 103,225.35 × 22,070.18
  4. Step 4: Simplify right side
    68,823.38x = 2,278,202,055.06
  5. Step 5: Solve for x
    x = 2,278,202,055.06/68,823.38
  6. Step 6: Final answer
    x = 33,102.15

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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.