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Finding the Fourth Proportional to 40,136.40, 60,233.40 and 22,587.60

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Solution

The fourth proportional to 40,136.40, 60,233.40 and 22,587.60 is: 33,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.40 : 60,233.40 = 22,587.60 : x
  2. Step 2: Convert to fraction form
    40,136.40/60,233.40 = 22,587.60/x
  3. Step 3: Cross multiply
    40,136.40x = 60,233.40 × 22,587.60
  4. Step 4: Simplify right side
    40,136.40x = 1,360,527,945.84
  5. Step 5: Solve for x
    x = 1,360,527,945.84/40,136.40
  6. Step 6: Final answer
    x = 33,897.61

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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.