Home / 51,073.52-70,404.63-40,299.81

Finding the Fourth Proportional to 51,073.52, 70,404.63 and 40,299.81

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Solution

The fourth proportional to 51,073.52, 70,404.63 and 40,299.81 is: 55,553.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.52 : 70,404.63 = 40,299.81 : x
  2. Step 2: Convert to fraction form
    51,073.52/70,404.63 = 40,299.81/x
  3. Step 3: Cross multiply
    51,073.52x = 70,404.63 × 40,299.81
  4. Step 4: Simplify right side
    51,073.52x = 2,837,293,212.12
  5. Step 5: Solve for x
    x = 2,837,293,212.12/51,073.52
  6. Step 6: Final answer
    x = 55,553.12

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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.