Home / 43,565.20-65,412.60-33,715.60

Finding the Fourth Proportional to 43,565.20, 65,412.60 and 33,715.60

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Solution

The fourth proportional to 43,565.20, 65,412.60 and 33,715.60 is: 50,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565.20 : 65,412.60 = 33,715.60 : x
  2. Step 2: Convert to fraction form
    43,565.20/65,412.60 = 33,715.60/x
  3. Step 3: Cross multiply
    43,565.20x = 65,412.60 × 33,715.60
  4. Step 4: Simplify right side
    43,565.20x = 2,205,425,056.56
  5. Step 5: Solve for x
    x = 2,205,425,056.56/43,565.20
  6. Step 6: Final answer
    x = 50,623.55

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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.