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Finding the Fourth Proportional to 48,915.80, 73,325.10 and 22,574.60

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Solution

The fourth proportional to 48,915.80, 73,325.10 and 22,574.60 is: 33,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,915.80 : 73,325.10 = 22,574.60 : x
  2. Step 2: Convert to fraction form
    48,915.80/73,325.10 = 22,574.60/x
  3. Step 3: Cross multiply
    48,915.80x = 73,325.10 × 22,574.60
  4. Step 4: Simplify right side
    48,915.80x = 1,655,284,802.46
  5. Step 5: Solve for x
    x = 1,655,284,802.46/48,915.80
  6. Step 6: Final answer
    x = 33,839.47

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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.