Home / 67,381.19-92,981.81-37,166.43

Finding the Fourth Proportional to 67,381.19, 92,981.81 and 37,166.43

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Solution

The fourth proportional to 67,381.19, 92,981.81 and 37,166.43 is: 51,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,381.19 : 92,981.81 = 37,166.43 : x
  2. Step 2: Convert to fraction form
    67,381.19/92,981.81 = 37,166.43/x
  3. Step 3: Cross multiply
    67,381.19x = 92,981.81 × 37,166.43
  4. Step 4: Simplify right side
    67,381.19x = 3,455,802,374.24
  5. Step 5: Solve for x
    x = 3,455,802,374.24/67,381.19
  6. Step 6: Final answer
    x = 51,287.35

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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.