Home / 54,512.73-81,685.63-36,677.32

Finding the Fourth Proportional to 54,512.73, 81,685.63 and 36,677.32

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Solution

The fourth proportional to 54,512.73, 81,685.63 and 36,677.32 is: 54,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,512.73 : 81,685.63 = 36,677.32 : x
  2. Step 2: Convert to fraction form
    54,512.73/81,685.63 = 36,677.32/x
  3. Step 3: Cross multiply
    54,512.73x = 81,685.63 × 36,677.32
  4. Step 4: Simplify right side
    54,512.73x = 2,996,009,792.68
  5. Step 5: Solve for x
    x = 2,996,009,792.68/54,512.73
  6. Step 6: Final answer
    x = 54,959.82

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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.