Home / 115,084.12-172,647.96-44,959

Finding the Fourth Proportional to 115,084.12, 172,647.96 and 44,959

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Solution

The fourth proportional to 115,084.12, 172,647.96 and 44,959 is: 67,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,084.12 : 172,647.96 = 44,959 : x
  2. Step 2: Convert to fraction form
    115,084.12/172,647.96 = 44,959/x
  3. Step 3: Cross multiply
    115,084.12x = 172,647.96 × 44,959
  4. Step 4: Simplify right side
    115,084.12x = 7,762,079,633.64
  5. Step 5: Solve for x
    x = 7,762,079,633.64/115,084.12
  6. Step 6: Final answer
    x = 67,447.01

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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.