Home / 76,647.30-114,988.25-23,344.05

Finding the Fourth Proportional to 76,647.30, 114,988.25 and 23,344.05

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Solution

The fourth proportional to 76,647.30, 114,988.25 and 23,344.05 is: 35,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,647.30 : 114,988.25 = 23,344.05 : x
  2. Step 2: Convert to fraction form
    76,647.30/114,988.25 = 23,344.05/x
  3. Step 3: Cross multiply
    76,647.30x = 114,988.25 × 23,344.05
  4. Step 4: Simplify right side
    76,647.30x = 2,684,291,457.41
  5. Step 5: Solve for x
    x = 2,684,291,457.41/76,647.30
  6. Step 6: Final answer
    x = 35,021.34

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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.