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Finding the Fourth Proportional to 59,578.04, 89,367 and 15,204.80

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Solution

The fourth proportional to 59,578.04, 89,367 and 15,204.80 is: 22,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,578.04 : 89,367 = 15,204.80 : x
  2. Step 2: Convert to fraction form
    59,578.04/89,367 = 15,204.80/x
  3. Step 3: Cross multiply
    59,578.04x = 89,367 × 15,204.80
  4. Step 4: Simplify right side
    59,578.04x = 1,358,807,361.60
  5. Step 5: Solve for x
    x = 1,358,807,361.60/59,578.04
  6. Step 6: Final answer
    x = 22,807.18

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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.