Home / 49,503.60-74,255.40-36,381.60

Finding the Fourth Proportional to 49,503.60, 74,255.40 and 36,381.60

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Solution

The fourth proportional to 49,503.60, 74,255.40 and 36,381.60 is: 54,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,503.60 : 74,255.40 = 36,381.60 : x
  2. Step 2: Convert to fraction form
    49,503.60/74,255.40 = 36,381.60/x
  3. Step 3: Cross multiply
    49,503.60x = 74,255.40 × 36,381.60
  4. Step 4: Simplify right side
    49,503.60x = 2,701,530,260.64
  5. Step 5: Solve for x
    x = 2,701,530,260.64/49,503.60
  6. Step 6: Final answer
    x = 54,572.40

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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.