Home / 48,578.40-72,867.60-17,416.80

Finding the Fourth Proportional to 48,578.40, 72,867.60 and 17,416.80

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Solution

The fourth proportional to 48,578.40, 72,867.60 and 17,416.80 is: 26,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,578.40 : 72,867.60 = 17,416.80 : x
  2. Step 2: Convert to fraction form
    48,578.40/72,867.60 = 17,416.80/x
  3. Step 3: Cross multiply
    48,578.40x = 72,867.60 × 17,416.80
  4. Step 4: Simplify right side
    48,578.40x = 1,269,120,415.68
  5. Step 5: Solve for x
    x = 1,269,120,415.68/48,578.40
  6. Step 6: Final answer
    x = 26,125.20

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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.