Home / 48,540.06-72,819.81-15,268.50

Finding the Fourth Proportional to 48,540.06, 72,819.81 and 15,268.50

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Solution

The fourth proportional to 48,540.06, 72,819.81 and 15,268.50 is: 22,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,540.06 : 72,819.81 = 15,268.50 : x
  2. Step 2: Convert to fraction form
    48,540.06/72,819.81 = 15,268.50/x
  3. Step 3: Cross multiply
    48,540.06x = 72,819.81 × 15,268.50
  4. Step 4: Simplify right side
    48,540.06x = 1,111,849,268.99
  5. Step 5: Solve for x
    x = 1,111,849,268.99/48,540.06
  6. Step 6: Final answer
    x = 22,905.81

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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.