Home / 61,595.11-85,037.88-40,411.36

Finding the Fourth Proportional to 61,595.11, 85,037.88 and 40,411.36

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Solution

The fourth proportional to 61,595.11, 85,037.88 and 40,411.36 is: 55,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,595.11 : 85,037.88 = 40,411.36 : x
  2. Step 2: Convert to fraction form
    61,595.11/85,037.88 = 40,411.36/x
  3. Step 3: Cross multiply
    61,595.11x = 85,037.88 × 40,411.36
  4. Step 4: Simplify right side
    61,595.11x = 3,436,496,382.32
  5. Step 5: Solve for x
    x = 3,436,496,382.32/61,595.11
  6. Step 6: Final answer
    x = 55,791.71

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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.