Home / 48,980.58-67,565.79-30,114.06

Finding the Fourth Proportional to 48,980.58, 67,565.79 and 30,114.06

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Solution

The fourth proportional to 48,980.58, 67,565.79 and 30,114.06 is: 41,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,980.58 : 67,565.79 = 30,114.06 : x
  2. Step 2: Convert to fraction form
    48,980.58/67,565.79 = 30,114.06/x
  3. Step 3: Cross multiply
    48,980.58x = 67,565.79 × 30,114.06
  4. Step 4: Simplify right side
    48,980.58x = 2,034,680,254.01
  5. Step 5: Solve for x
    x = 2,034,680,254.01/48,980.58
  6. Step 6: Final answer
    x = 41,540.55

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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.