Home / 45,734.15-62,972.94-40,037.02

Finding the Fourth Proportional to 45,734.15, 62,972.94 and 40,037.02

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Solution

The fourth proportional to 45,734.15, 62,972.94 and 40,037.02 is: 55,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.15 : 62,972.94 = 40,037.02 : x
  2. Step 2: Convert to fraction form
    45,734.15/62,972.94 = 40,037.02/x
  3. Step 3: Cross multiply
    45,734.15x = 62,972.94 × 40,037.02
  4. Step 4: Simplify right side
    45,734.15x = 2,521,248,850.95
  5. Step 5: Solve for x
    x = 2,521,248,850.95/45,734.15
  6. Step 6: Final answer
    x = 55,128.36

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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.