Home / 205,037.45-307,565.43-62,872.34

Finding the Fourth Proportional to 205,037.45, 307,565.43 and 62,872.34

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Solution

The fourth proportional to 205,037.45, 307,565.43 and 62,872.34 is: 94,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,037.45 : 307,565.43 = 62,872.34 : x
  2. Step 2: Convert to fraction form
    205,037.45/307,565.43 = 62,872.34/x
  3. Step 3: Cross multiply
    205,037.45x = 307,565.43 × 62,872.34
  4. Step 4: Simplify right side
    205,037.45x = 19,337,356,749.38
  5. Step 5: Solve for x
    x = 19,337,356,749.38/205,037.45
  6. Step 6: Final answer
    x = 94,311.34

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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.