Home / 114,288.15-171,443.49-39,398.44

Finding the Fourth Proportional to 114,288.15, 171,443.49 and 39,398.44

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Solution

The fourth proportional to 114,288.15, 171,443.49 and 39,398.44 is: 59,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,288.15 : 171,443.49 = 39,398.44 : x
  2. Step 2: Convert to fraction form
    114,288.15/171,443.49 = 39,398.44/x
  3. Step 3: Cross multiply
    114,288.15x = 171,443.49 × 39,398.44
  4. Step 4: Simplify right side
    114,288.15x = 6,754,605,625.55
  5. Step 5: Solve for x
    x = 6,754,605,625.55/114,288.15
  6. Step 6: Final answer
    x = 59,101.54

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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.