Home / 79,823.12-119,730.34-24,419.12

Finding the Fourth Proportional to 79,823.12, 119,730.34 and 24,419.12

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Solution

The fourth proportional to 79,823.12, 119,730.34 and 24,419.12 is: 36,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,823.12 : 119,730.34 = 24,419.12 : x
  2. Step 2: Convert to fraction form
    79,823.12/119,730.34 = 24,419.12/x
  3. Step 3: Cross multiply
    79,823.12x = 119,730.34 × 24,419.12
  4. Step 4: Simplify right side
    79,823.12x = 2,923,709,540.10
  5. Step 5: Solve for x
    x = 2,923,709,540.10/79,823.12
  6. Step 6: Final answer
    x = 36,627.35

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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.