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Finding the Fourth Proportional to 40,173.01, 60,235.21 and 17,982.25

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Solution

The fourth proportional to 40,173.01, 60,235.21 and 17,982.25 is: 26,962.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,173.01 : 60,235.21 = 17,982.25 : x
  2. Step 2: Convert to fraction form
    40,173.01/60,235.21 = 17,982.25/x
  3. Step 3: Cross multiply
    40,173.01x = 60,235.21 × 17,982.25
  4. Step 4: Simplify right side
    40,173.01x = 1,083,164,605.02
  5. Step 5: Solve for x
    x = 1,083,164,605.02/40,173.01
  6. Step 6: Final answer
    x = 26,962.50

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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.