Home / 179,730.20-248,025.32-99,161.12

Finding the Fourth Proportional to 179,730.20, 248,025.32 and 99,161.12

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Solution

The fourth proportional to 179,730.20, 248,025.32 and 99,161.12 is: 136,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,730.20 : 248,025.32 = 99,161.12 : x
  2. Step 2: Convert to fraction form
    179,730.20/248,025.32 = 99,161.12/x
  3. Step 3: Cross multiply
    179,730.20x = 248,025.32 × 99,161.12
  4. Step 4: Simplify right side
    179,730.20x = 24,594,468,519.56
  5. Step 5: Solve for x
    x = 24,594,468,519.56/179,730.20
  6. Step 6: Final answer
    x = 136,841.05

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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.