Home / 57,935.54-86,663.36-54,392.60

Finding the Fourth Proportional to 57,935.54, 86,663.36 and 54,392.60

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Solution

The fourth proportional to 57,935.54, 86,663.36 and 54,392.60 is: 81,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.54 : 86,663.36 = 54,392.60 : x
  2. Step 2: Convert to fraction form
    57,935.54/86,663.36 = 54,392.60/x
  3. Step 3: Cross multiply
    57,935.54x = 86,663.36 × 54,392.60
  4. Step 4: Simplify right side
    57,935.54x = 4,713,845,827.78
  5. Step 5: Solve for x
    x = 4,713,845,827.78/57,935.54
  6. Step 6: Final answer
    x = 81,363.63

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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.