Home / 65,051.22-89,769.50-36,756.30

Finding the Fourth Proportional to 65,051.22, 89,769.50 and 36,756.30

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Solution

The fourth proportional to 65,051.22, 89,769.50 and 36,756.30 is: 50,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,051.22 : 89,769.50 = 36,756.30 : x
  2. Step 2: Convert to fraction form
    65,051.22/89,769.50 = 36,756.30/x
  3. Step 3: Cross multiply
    65,051.22x = 89,769.50 × 36,756.30
  4. Step 4: Simplify right side
    65,051.22x = 3,299,594,672.85
  5. Step 5: Solve for x
    x = 3,299,594,672.85/65,051.22
  6. Step 6: Final answer
    x = 50,723.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.