Home / 192,920.35-266,223.90-106,875.82

Finding the Fourth Proportional to 192,920.35, 266,223.90 and 106,875.82

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Solution

The fourth proportional to 192,920.35, 266,223.90 and 106,875.82 is: 147,485.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,920.35 : 266,223.90 = 106,875.82 : x
  2. Step 2: Convert to fraction form
    192,920.35/266,223.90 = 106,875.82/x
  3. Step 3: Cross multiply
    192,920.35x = 266,223.90 × 106,875.82
  4. Step 4: Simplify right side
    192,920.35x = 28,452,897,616.10
  5. Step 5: Solve for x
    x = 28,452,897,616.10/192,920.35
  6. Step 6: Final answer
    x = 147,485.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.