Home / 48,268.33-72,400.52-20,181.18

Finding the Fourth Proportional to 48,268.33, 72,400.52 and 20,181.18

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Solution

The fourth proportional to 48,268.33, 72,400.52 and 20,181.18 is: 30,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268.33 : 72,400.52 = 20,181.18 : x
  2. Step 2: Convert to fraction form
    48,268.33/72,400.52 = 20,181.18/x
  3. Step 3: Cross multiply
    48,268.33x = 72,400.52 × 20,181.18
  4. Step 4: Simplify right side
    48,268.33x = 1,461,127,705.16
  5. Step 5: Solve for x
    x = 1,461,127,705.16/48,268.33
  6. Step 6: Final answer
    x = 30,270.94

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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.