Home / 68,312.44-94,271.10-38,100.44

Finding the Fourth Proportional to 68,312.44, 94,271.10 and 38,100.44

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Solution

The fourth proportional to 68,312.44, 94,271.10 and 38,100.44 is: 52,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,312.44 : 94,271.10 = 38,100.44 : x
  2. Step 2: Convert to fraction form
    68,312.44/94,271.10 = 38,100.44/x
  3. Step 3: Cross multiply
    68,312.44x = 94,271.10 × 38,100.44
  4. Step 4: Simplify right side
    68,312.44x = 3,591,770,389.28
  5. Step 5: Solve for x
    x = 3,591,770,389.28/68,312.44
  6. Step 6: Final answer
    x = 52,578.57

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1.5x scale

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.