Home / 181,705.60-272,517.12-57,016.96

Finding the Fourth Proportional to 181,705.60, 272,517.12 and 57,016.96

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Solution

The fourth proportional to 181,705.60, 272,517.12 and 57,016.96 is: 85,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,705.60 : 272,517.12 = 57,016.96 : x
  2. Step 2: Convert to fraction form
    181,705.60/272,517.12 = 57,016.96/x
  3. Step 3: Cross multiply
    181,705.60x = 272,517.12 × 57,016.96
  4. Step 4: Simplify right side
    181,705.60x = 15,538,097,730.36
  5. Step 5: Solve for x
    x = 15,538,097,730.36/181,705.60
  6. Step 6: Final answer
    x = 85,512.49

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1.5x scale

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.