Home / 91,606.44-137,377.27-43,569.39

Finding the Fourth Proportional to 91,606.44, 137,377.27 and 43,569.39

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Solution

The fourth proportional to 91,606.44, 137,377.27 and 43,569.39 is: 65,338.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,606.44 : 137,377.27 = 43,569.39 : x
  2. Step 2: Convert to fraction form
    91,606.44/137,377.27 = 43,569.39/x
  3. Step 3: Cross multiply
    91,606.44x = 137,377.27 × 43,569.39
  4. Step 4: Simplify right side
    91,606.44x = 5,985,444,178.31
  5. Step 5: Solve for x
    x = 5,985,444,178.31/91,606.44
  6. Step 6: Final answer
    x = 65,338.68

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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.