Home / 115,586.66-173,330.76-45,416.75

Finding the Fourth Proportional to 115,586.66, 173,330.76 and 45,416.75

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Solution

The fourth proportional to 115,586.66, 173,330.76 and 45,416.75 is: 68,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,586.66 : 173,330.76 = 45,416.75 : x
  2. Step 2: Convert to fraction form
    115,586.66/173,330.76 = 45,416.75/x
  3. Step 3: Cross multiply
    115,586.66x = 173,330.76 × 45,416.75
  4. Step 4: Simplify right side
    115,586.66x = 7,872,119,794.23
  5. Step 5: Solve for x
    x = 7,872,119,794.23/115,586.66
  6. Step 6: Final answer
    x = 68,105.78

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1.5x scale

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.