Home / 227,746.32-341,826.78-121,219.72

Finding the Fourth Proportional to 227,746.32, 341,826.78 and 121,219.72

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Solution

The fourth proportional to 227,746.32, 341,826.78 and 121,219.72 is: 181,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,746.32 : 341,826.78 = 121,219.72 : x
  2. Step 2: Convert to fraction form
    227,746.32/341,826.78 = 121,219.72/x
  3. Step 3: Cross multiply
    227,746.32x = 341,826.78 × 121,219.72
  4. Step 4: Simplify right side
    227,746.32x = 41,436,146,560.10
  5. Step 5: Solve for x
    x = 41,436,146,560.10/227,746.32
  6. Step 6: Final answer
    x = 181,939.92

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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.