Home / 48,181.42-72,166.88-20,016.08

Finding the Fourth Proportional to 48,181.42, 72,166.88 and 20,016.08

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Solution

The fourth proportional to 48,181.42, 72,166.88 and 20,016.08 is: 29,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,181.42 : 72,166.88 = 20,016.08 : x
  2. Step 2: Convert to fraction form
    48,181.42/72,166.88 = 20,016.08/x
  3. Step 3: Cross multiply
    48,181.42x = 72,166.88 × 20,016.08
  4. Step 4: Simplify right side
    48,181.42x = 1,444,498,003.26
  5. Step 5: Solve for x
    x = 1,444,498,003.26/48,181.42
  6. Step 6: Final answer
    x = 29,980.39

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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.