Home / 247,025.21-340,763.31-150,258.65

Finding the Fourth Proportional to 247,025.21, 340,763.31 and 150,258.65

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Solution

The fourth proportional to 247,025.21, 340,763.31 and 150,258.65 is: 207,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,025.21 : 340,763.31 = 150,258.65 : x
  2. Step 2: Convert to fraction form
    247,025.21/340,763.31 = 150,258.65/x
  3. Step 3: Cross multiply
    247,025.21x = 340,763.31 × 150,258.65
  4. Step 4: Simplify right side
    247,025.21x = 51,202,633,226.32
  5. Step 5: Solve for x
    x = 51,202,633,226.32/247,025.21
  6. Step 6: Final answer
    x = 207,276.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.