Home / 151,680.86-227,561.38-51,840.66

Finding the Fourth Proportional to 151,680.86, 227,561.38 and 51,840.66

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Solution

The fourth proportional to 151,680.86, 227,561.38 and 51,840.66 is: 77,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,680.86 : 227,561.38 = 51,840.66 : x
  2. Step 2: Convert to fraction form
    151,680.86/227,561.38 = 51,840.66/x
  3. Step 3: Cross multiply
    151,680.86x = 227,561.38 × 51,840.66
  4. Step 4: Simplify right side
    151,680.86x = 11,796,932,129.71
  5. Step 5: Solve for x
    x = 11,796,932,129.71/151,680.86
  6. Step 6: Final answer
    x = 77,774.69

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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.