Home / 151,181.76-226,510.48-91,892.96

Finding the Fourth Proportional to 151,181.76, 226,510.48 and 91,892.96

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Solution

The fourth proportional to 151,181.76, 226,510.48 and 91,892.96 is: 137,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,181.76 : 226,510.48 = 91,892.96 : x
  2. Step 2: Convert to fraction form
    151,181.76/226,510.48 = 91,892.96/x
  3. Step 3: Cross multiply
    151,181.76x = 226,510.48 × 91,892.96
  4. Step 4: Simplify right side
    151,181.76x = 20,814,718,478.22
  5. Step 5: Solve for x
    x = 20,814,718,478.22/151,181.76
  6. Step 6: Final answer
    x = 137,680.09

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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.