Home / 202,621.12-303,931.85-52,861.24

Finding the Fourth Proportional to 202,621.12, 303,931.85 and 52,861.24

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Solution

The fourth proportional to 202,621.12, 303,931.85 and 52,861.24 is: 79,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,621.12 : 303,931.85 = 52,861.24 : x
  2. Step 2: Convert to fraction form
    202,621.12/303,931.85 = 52,861.24/x
  3. Step 3: Cross multiply
    202,621.12x = 303,931.85 × 52,861.24
  4. Step 4: Simplify right side
    202,621.12x = 16,066,214,466.49
  5. Step 5: Solve for x
    x = 16,066,214,466.49/202,621.12
  6. Step 6: Final answer
    x = 79,291.90

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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.