Home / 68,543.30-102,530.61-64,344.26

Finding the Fourth Proportional to 68,543.30, 102,530.61 and 64,344.26

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Solution

The fourth proportional to 68,543.30, 102,530.61 and 64,344.26 is: 96,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,543.30 : 102,530.61 = 64,344.26 : x
  2. Step 2: Convert to fraction form
    68,543.30/102,530.61 = 64,344.26/x
  3. Step 3: Cross multiply
    68,543.30x = 102,530.61 × 64,344.26
  4. Step 4: Simplify right side
    68,543.30x = 6,597,256,227.80
  5. Step 5: Solve for x
    x = 6,597,256,227.80/68,543.30
  6. Step 6: Final answer
    x = 96,249.47

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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.