Home / 181,856.40-272,719.80-63,531.60

Finding the Fourth Proportional to 181,856.40, 272,719.80 and 63,531.60

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Solution

The fourth proportional to 181,856.40, 272,719.80 and 63,531.60 is: 95,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,856.40 : 272,719.80 = 63,531.60 : x
  2. Step 2: Convert to fraction form
    181,856.40/272,719.80 = 63,531.60/x
  3. Step 3: Cross multiply
    181,856.40x = 272,719.80 × 63,531.60
  4. Step 4: Simplify right side
    181,856.40x = 17,326,325,245.68
  5. Step 5: Solve for x
    x = 17,326,325,245.68/181,856.40
  6. Step 6: Final answer
    x = 95,274.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.