Home / 67,398.19-93,006.06-40,535.53

Finding the Fourth Proportional to 67,398.19, 93,006.06 and 40,535.53

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Solution

The fourth proportional to 67,398.19, 93,006.06 and 40,535.53 is: 55,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,398.19 : 93,006.06 = 40,535.53 : x
  2. Step 2: Convert to fraction form
    67,398.19/93,006.06 = 40,535.53/x
  3. Step 3: Cross multiply
    67,398.19x = 93,006.06 × 40,535.53
  4. Step 4: Simplify right side
    67,398.19x = 3,770,049,935.31
  5. Step 5: Solve for x
    x = 3,770,049,935.31/67,398.19
  6. Step 6: Final answer
    x = 55,936.96

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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.