Home / 202,861.15-304,308.18-69,741.52

Finding the Fourth Proportional to 202,861.15, 304,308.18 and 69,741.52

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Solution

The fourth proportional to 202,861.15, 304,308.18 and 69,741.52 is: 104,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,861.15 : 304,308.18 = 69,741.52 : x
  2. Step 2: Convert to fraction form
    202,861.15/304,308.18 = 69,741.52/x
  3. Step 3: Cross multiply
    202,861.15x = 304,308.18 × 69,741.52
  4. Step 4: Simplify right side
    202,861.15x = 21,222,915,021.63
  5. Step 5: Solve for x
    x = 21,222,915,021.63/202,861.15
  6. Step 6: Final answer
    x = 104,617.94

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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.