Home / 248,107.24-342,384.78-134,927.56

Finding the Fourth Proportional to 248,107.24, 342,384.78 and 134,927.56

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Solution

The fourth proportional to 248,107.24, 342,384.78 and 134,927.56 is: 186,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,107.24 : 342,384.78 = 134,927.56 : x
  2. Step 2: Convert to fraction form
    248,107.24/342,384.78 = 134,927.56/x
  3. Step 3: Cross multiply
    248,107.24x = 342,384.78 × 134,927.56
  4. Step 4: Simplify right side
    248,107.24x = 46,197,142,946.54
  5. Step 5: Solve for x
    x = 46,197,142,946.54/248,107.24
  6. Step 6: Final answer
    x = 186,198.29

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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.