Home / 67,991.16-93,827.62-37,776.36

Finding the Fourth Proportional to 67,991.16, 93,827.62 and 37,776.36

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Solution

The fourth proportional to 67,991.16, 93,827.62 and 37,776.36 is: 52,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,991.16 : 93,827.62 = 37,776.36 : x
  2. Step 2: Convert to fraction form
    67,991.16/93,827.62 = 37,776.36/x
  3. Step 3: Cross multiply
    67,991.16x = 93,827.62 × 37,776.36
  4. Step 4: Simplify right side
    67,991.16x = 3,544,465,951.06
  5. Step 5: Solve for x
    x = 3,544,465,951.06/67,991.16
  6. Step 6: Final answer
    x = 52,131.28

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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.