Home / 40,772.79-61,101.32-17,054.78

Finding the Fourth Proportional to 40,772.79, 61,101.32 and 17,054.78

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Solution

The fourth proportional to 40,772.79, 61,101.32 and 17,054.78 is: 25,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,772.79 : 61,101.32 = 17,054.78 : x
  2. Step 2: Convert to fraction form
    40,772.79/61,101.32 = 17,054.78/x
  3. Step 3: Cross multiply
    40,772.79x = 61,101.32 × 17,054.78
  4. Step 4: Simplify right side
    40,772.79x = 1,042,069,179.53
  5. Step 5: Solve for x
    x = 1,042,069,179.53/40,772.79
  6. Step 6: Final answer
    x = 25,557.96

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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.