Home / 54,479.18-81,718.77-23,292.56

Finding the Fourth Proportional to 54,479.18, 81,718.77 and 23,292.56

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Solution

The fourth proportional to 54,479.18, 81,718.77 and 23,292.56 is: 34,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,479.18 : 81,718.77 = 23,292.56 : x
  2. Step 2: Convert to fraction form
    54,479.18/81,718.77 = 23,292.56/x
  3. Step 3: Cross multiply
    54,479.18x = 81,718.77 × 23,292.56
  4. Step 4: Simplify right side
    54,479.18x = 1,903,439,645.00
  5. Step 5: Solve for x
    x = 1,903,439,645.00/54,479.18
  6. Step 6: Final answer
    x = 34,938.84

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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.