Home / 248,557.28-342,891.78-168,012.92

Finding the Fourth Proportional to 248,557.28, 342,891.78 and 168,012.92

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Solution

The fourth proportional to 248,557.28, 342,891.78 and 168,012.92 is: 231,778.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,557.28 : 342,891.78 = 168,012.92 : x
  2. Step 2: Convert to fraction form
    248,557.28/342,891.78 = 168,012.92/x
  3. Step 3: Cross multiply
    248,557.28x = 342,891.78 × 168,012.92
  4. Step 4: Simplify right side
    248,557.28x = 57,610,249,201.80
  5. Step 5: Solve for x
    x = 57,610,249,201.80/248,557.28
  6. Step 6: Final answer
    x = 231,778.56

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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.