Home / 91,750.49-137,600.75-25,174.83

Finding the Fourth Proportional to 91,750.49, 137,600.75 and 25,174.83

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Solution

The fourth proportional to 91,750.49, 137,600.75 and 25,174.83 is: 37,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,750.49 : 137,600.75 = 25,174.83 : x
  2. Step 2: Convert to fraction form
    91,750.49/137,600.75 = 25,174.83/x
  3. Step 3: Cross multiply
    91,750.49x = 137,600.75 × 25,174.83
  4. Step 4: Simplify right side
    91,750.49x = 3,464,075,363.25
  5. Step 5: Solve for x
    x = 3,464,075,363.25/91,750.49
  6. Step 6: Final answer
    x = 37,755.39

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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.