Home / 133,545.52-184,301.70-76,960.54

Finding the Fourth Proportional to 133,545.52, 184,301.70 and 76,960.54

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Solution

The fourth proportional to 133,545.52, 184,301.70 and 76,960.54 is: 106,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,545.52 : 184,301.70 = 76,960.54 : x
  2. Step 2: Convert to fraction form
    133,545.52/184,301.70 = 76,960.54/x
  3. Step 3: Cross multiply
    133,545.52x = 184,301.70 × 76,960.54
  4. Step 4: Simplify right side
    133,545.52x = 14,183,958,354.92
  5. Step 5: Solve for x
    x = 14,183,958,354.92/133,545.52
  6. Step 6: Final answer
    x = 106,210.66

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1.5x scale

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.