Home / 54,492.48-81,635.04-31,047.84

Finding the Fourth Proportional to 54,492.48, 81,635.04 and 31,047.84

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Solution

The fourth proportional to 54,492.48, 81,635.04 and 31,047.84 is: 46,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492.48 : 81,635.04 = 31,047.84 : x
  2. Step 2: Convert to fraction form
    54,492.48/81,635.04 = 31,047.84/x
  3. Step 3: Cross multiply
    54,492.48x = 81,635.04 × 31,047.84
  4. Step 4: Simplify right side
    54,492.48x = 2,534,591,660.31
  5. Step 5: Solve for x
    x = 2,534,591,660.31/54,492.48
  6. Step 6: Final answer
    x = 46,512.69

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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.