Home / 171,881.08-237,224.42-100,261.15

Finding the Fourth Proportional to 171,881.08, 237,224.42 and 100,261.15

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Solution

The fourth proportional to 171,881.08, 237,224.42 and 100,261.15 is: 138,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,881.08 : 237,224.42 = 100,261.15 : x
  2. Step 2: Convert to fraction form
    171,881.08/237,224.42 = 100,261.15/x
  3. Step 3: Cross multiply
    171,881.08x = 237,224.42 × 100,261.15
  4. Step 4: Simplify right side
    171,881.08x = 23,784,393,157.28
  5. Step 5: Solve for x
    x = 23,784,393,157.28/171,881.08
  6. Step 6: Final answer
    x = 138,377.03

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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.