Home / 50,238.40-75,371.60-40,965.98

Finding the Fourth Proportional to 50,238.40, 75,371.60 and 40,965.98

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Solution

The fourth proportional to 50,238.40, 75,371.60 and 40,965.98 is: 61,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,238.40 : 75,371.60 = 40,965.98 : x
  2. Step 2: Convert to fraction form
    50,238.40/75,371.60 = 40,965.98/x
  3. Step 3: Cross multiply
    50,238.40x = 75,371.60 × 40,965.98
  4. Step 4: Simplify right side
    50,238.40x = 3,087,671,458.17
  5. Step 5: Solve for x
    x = 3,087,671,458.17/50,238.40
  6. Step 6: Final answer
    x = 61,460.39

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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.