Home / 42,767.53-58,702.96-40,940.57

Finding the Fourth Proportional to 42,767.53, 58,702.96 and 40,940.57

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Solution

The fourth proportional to 42,767.53, 58,702.96 and 40,940.57 is: 56,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,767.53 : 58,702.96 = 40,940.57 : x
  2. Step 2: Convert to fraction form
    42,767.53/58,702.96 = 40,940.57/x
  3. Step 3: Cross multiply
    42,767.53x = 58,702.96 × 40,940.57
  4. Step 4: Simplify right side
    42,767.53x = 2,403,332,841.02
  5. Step 5: Solve for x
    x = 2,403,332,841.02/42,767.53
  6. Step 6: Final answer
    x = 56,195.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.