Home / 133,975.98-184,882.06-75,831.46

Finding the Fourth Proportional to 133,975.98, 184,882.06 and 75,831.46

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Solution

The fourth proportional to 133,975.98, 184,882.06 and 75,831.46 is: 104,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,975.98 : 184,882.06 = 75,831.46 : x
  2. Step 2: Convert to fraction form
    133,975.98/184,882.06 = 75,831.46/x
  3. Step 3: Cross multiply
    133,975.98x = 184,882.06 × 75,831.46
  4. Step 4: Simplify right side
    133,975.98x = 14,019,876,537.61
  5. Step 5: Solve for x
    x = 14,019,876,537.61/133,975.98
  6. Step 6: Final answer
    x = 104,644.70

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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.