Home / 171,880.38-237,238.50-117,454.56

Finding the Fourth Proportional to 171,880.38, 237,238.50 and 117,454.56

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Solution

The fourth proportional to 171,880.38, 237,238.50 and 117,454.56 is: 162,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,880.38 : 237,238.50 = 117,454.56 : x
  2. Step 2: Convert to fraction form
    171,880.38/237,238.50 = 117,454.56/x
  3. Step 3: Cross multiply
    171,880.38x = 237,238.50 × 117,454.56
  4. Step 4: Simplify right side
    171,880.38x = 27,864,743,632.56
  5. Step 5: Solve for x
    x = 27,864,743,632.56/171,880.38
  6. Step 6: Final answer
    x = 162,117.07

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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.