Home / 238,760.23-329,482.24-131,330.26

Finding the Fourth Proportional to 238,760.23, 329,482.24 and 131,330.26

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Solution

The fourth proportional to 238,760.23, 329,482.24 and 131,330.26 is: 181,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,760.23 : 329,482.24 = 131,330.26 : x
  2. Step 2: Convert to fraction form
    238,760.23/329,482.24 = 131,330.26/x
  3. Step 3: Cross multiply
    238,760.23x = 329,482.24 × 131,330.26
  4. Step 4: Simplify right side
    238,760.23x = 43,270,988,244.58
  5. Step 5: Solve for x
    x = 43,270,988,244.58/238,760.23
  6. Step 6: Final answer
    x = 181,231.98

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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.