Home / 238,775.08-329,518.02-131,353.24

Finding the Fourth Proportional to 238,775.08, 329,518.02 and 131,353.24

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Solution

The fourth proportional to 238,775.08, 329,518.02 and 131,353.24 is: 181,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,775.08 : 329,518.02 = 131,353.24 : x
  2. Step 2: Convert to fraction form
    238,775.08/329,518.02 = 131,353.24/x
  3. Step 3: Cross multiply
    238,775.08x = 329,518.02 × 131,353.24
  4. Step 4: Simplify right side
    238,775.08x = 43,283,259,565.38
  5. Step 5: Solve for x
    x = 43,283,259,565.38/238,775.08
  6. Step 6: Final answer
    x = 181,272.10

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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.