Home / 245,256.87-338,424.12-141,908.83

Finding the Fourth Proportional to 245,256.87, 338,424.12 and 141,908.83

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Solution

The fourth proportional to 245,256.87, 338,424.12 and 141,908.83 is: 195,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,256.87 : 338,424.12 = 141,908.83 : x
  2. Step 2: Convert to fraction form
    245,256.87/338,424.12 = 141,908.83/x
  3. Step 3: Cross multiply
    245,256.87x = 338,424.12 × 141,908.83
  4. Step 4: Simplify right side
    245,256.87x = 48,025,370,203.44
  5. Step 5: Solve for x
    x = 48,025,370,203.44/245,256.87
  6. Step 6: Final answer
    x = 195,816.62

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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.