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Finding the Fourth Proportional to 67,976.70, 101,962.35 and 23,613.54

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Solution

The fourth proportional to 67,976.70, 101,962.35 and 23,613.54 is: 35,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,976.70 : 101,962.35 = 23,613.54 : x
  2. Step 2: Convert to fraction form
    67,976.70/101,962.35 = 23,613.54/x
  3. Step 3: Cross multiply
    67,976.70x = 101,962.35 × 23,613.54
  4. Step 4: Simplify right side
    67,976.70x = 2,407,692,030.22
  5. Step 5: Solve for x
    x = 2,407,692,030.22/67,976.70
  6. Step 6: Final answer
    x = 35,419.37

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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.