Home / 151,330.53-226,997.61-51,492.78

Finding the Fourth Proportional to 151,330.53, 226,997.61 and 51,492.78

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Solution

The fourth proportional to 151,330.53, 226,997.61 and 51,492.78 is: 77,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,330.53 : 226,997.61 = 51,492.78 : x
  2. Step 2: Convert to fraction form
    151,330.53/226,997.61 = 51,492.78/x
  3. Step 3: Cross multiply
    151,330.53x = 226,997.61 × 51,492.78
  4. Step 4: Simplify right side
    151,330.53x = 11,688,737,992.26
  5. Step 5: Solve for x
    x = 11,688,737,992.26/151,330.53
  6. Step 6: Final answer
    x = 77,239.79

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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.