Home / 47,930.40-71,895.60-36,266.40

Finding the Fourth Proportional to 47,930.40, 71,895.60 and 36,266.40

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Solution

The fourth proportional to 47,930.40, 71,895.60 and 36,266.40 is: 54,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930.40 : 71,895.60 = 36,266.40 : x
  2. Step 2: Convert to fraction form
    47,930.40/71,895.60 = 36,266.40/x
  3. Step 3: Cross multiply
    47,930.40x = 71,895.60 × 36,266.40
  4. Step 4: Simplify right side
    47,930.40x = 2,607,394,587.84
  5. Step 5: Solve for x
    x = 2,607,394,587.84/47,930.40
  6. Step 6: Final answer
    x = 54,399.60

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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.