Home / 75,823.40-113,735.10-49,251.35

Finding the Fourth Proportional to 75,823.40, 113,735.10 and 49,251.35

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Solution

The fourth proportional to 75,823.40, 113,735.10 and 49,251.35 is: 73,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,823.40 : 113,735.10 = 49,251.35 : x
  2. Step 2: Convert to fraction form
    75,823.40/113,735.10 = 49,251.35/x
  3. Step 3: Cross multiply
    75,823.40x = 113,735.10 × 49,251.35
  4. Step 4: Simplify right side
    75,823.40x = 5,601,607,217.39
  5. Step 5: Solve for x
    x = 5,601,607,217.39/75,823.40
  6. Step 6: Final answer
    x = 73,877.03

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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.