Home / 48,979.90-73,476.77-15,692.18

Finding the Fourth Proportional to 48,979.90, 73,476.77 and 15,692.18

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Solution

The fourth proportional to 48,979.90, 73,476.77 and 15,692.18 is: 23,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,979.90 : 73,476.77 = 15,692.18 : x
  2. Step 2: Convert to fraction form
    48,979.90/73,476.77 = 15,692.18/x
  3. Step 3: Cross multiply
    48,979.90x = 73,476.77 × 15,692.18
  4. Step 4: Simplify right side
    48,979.90x = 1,153,010,254.81
  5. Step 5: Solve for x
    x = 1,153,010,254.81/48,979.90
  6. Step 6: Final answer
    x = 23,540.48

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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.