Home / 68,117.10-102,175.65-23,729.10

Finding the Fourth Proportional to 68,117.10, 102,175.65 and 23,729.10

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Solution

The fourth proportional to 68,117.10, 102,175.65 and 23,729.10 is: 35,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,117.10 : 102,175.65 = 23,729.10 : x
  2. Step 2: Convert to fraction form
    68,117.10/102,175.65 = 23,729.10/x
  3. Step 3: Cross multiply
    68,117.10x = 102,175.65 × 23,729.10
  4. Step 4: Simplify right side
    68,117.10x = 2,424,536,216.42
  5. Step 5: Solve for x
    x = 2,424,536,216.42/68,117.10
  6. Step 6: Final answer
    x = 35,593.65

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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.