Home / 49,021.60-73,532.40-39,180.12

Finding the Fourth Proportional to 49,021.60, 73,532.40 and 39,180.12

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Solution

The fourth proportional to 49,021.60, 73,532.40 and 39,180.12 is: 58,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.60 : 73,532.40 = 39,180.12 : x
  2. Step 2: Convert to fraction form
    49,021.60/73,532.40 = 39,180.12/x
  3. Step 3: Cross multiply
    49,021.60x = 73,532.40 × 39,180.12
  4. Step 4: Simplify right side
    49,021.60x = 2,881,008,255.89
  5. Step 5: Solve for x
    x = 2,881,008,255.89/49,021.60
  6. Step 6: Final answer
    x = 58,770.18

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1.5x scale

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.