Home / 171,927.11-237,296.55-131,197.07

Finding the Fourth Proportional to 171,927.11, 237,296.55 and 131,197.07

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Solution

The fourth proportional to 171,927.11, 237,296.55 and 131,197.07 is: 181,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,927.11 : 237,296.55 = 131,197.07 : x
  2. Step 2: Convert to fraction form
    171,927.11/237,296.55 = 131,197.07/x
  3. Step 3: Cross multiply
    171,927.11x = 237,296.55 × 131,197.07
  4. Step 4: Simplify right side
    171,927.11x = 31,132,612,081.11
  5. Step 5: Solve for x
    x = 31,132,612,081.11/171,927.11
  6. Step 6: Final answer
    x = 181,080.30

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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.