Home / 151,094.70-226,816.65-81,110.70

Finding the Fourth Proportional to 151,094.70, 226,816.65 and 81,110.70

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Solution

The fourth proportional to 151,094.70, 226,816.65 and 81,110.70 is: 121,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,094.70 : 226,816.65 = 81,110.70 : x
  2. Step 2: Convert to fraction form
    151,094.70/226,816.65 = 81,110.70/x
  3. Step 3: Cross multiply
    151,094.70x = 226,816.65 × 81,110.70
  4. Step 4: Simplify right side
    151,094.70x = 18,397,257,253.16
  5. Step 5: Solve for x
    x = 18,397,257,253.16/151,094.70
  6. Step 6: Final answer
    x = 121,759.78

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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.