Home / 151,345.92-226,863.10-67,145.73

Finding the Fourth Proportional to 151,345.92, 226,863.10 and 67,145.73

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Solution

The fourth proportional to 151,345.92, 226,863.10 and 67,145.73 is: 100,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,345.92 : 226,863.10 = 67,145.73 : x
  2. Step 2: Convert to fraction form
    151,345.92/226,863.10 = 67,145.73/x
  3. Step 3: Cross multiply
    151,345.92x = 226,863.10 × 67,145.73
  4. Step 4: Simplify right side
    151,345.92x = 15,232,889,795.76
  5. Step 5: Solve for x
    x = 15,232,889,795.76/151,345.92
  6. Step 6: Final answer
    x = 100,649.49

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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.