Home / 54,684.16-81,997.08-28,323.52

Finding the Fourth Proportional to 54,684.16, 81,997.08 and 28,323.52

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Solution

The fourth proportional to 54,684.16, 81,997.08 and 28,323.52 is: 42,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,684.16 : 81,997.08 = 28,323.52 : x
  2. Step 2: Convert to fraction form
    54,684.16/81,997.08 = 28,323.52/x
  3. Step 3: Cross multiply
    54,684.16x = 81,997.08 × 28,323.52
  4. Step 4: Simplify right side
    54,684.16x = 2,322,445,935.32
  5. Step 5: Solve for x
    x = 2,322,445,935.32/54,684.16
  6. Step 6: Final answer
    x = 42,470.18

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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.