Home / 67,487.94-93,134.10-37,272.56

Finding the Fourth Proportional to 67,487.94, 93,134.10 and 37,272.56

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Solution

The fourth proportional to 67,487.94, 93,134.10 and 37,272.56 is: 51,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,487.94 : 93,134.10 = 37,272.56 : x
  2. Step 2: Convert to fraction form
    67,487.94/93,134.10 = 37,272.56/x
  3. Step 3: Cross multiply
    67,487.94x = 93,134.10 × 37,272.56
  4. Step 4: Simplify right side
    67,487.94x = 3,471,345,864.63
  5. Step 5: Solve for x
    x = 3,471,345,864.63/67,487.94
  6. Step 6: Final answer
    x = 51,436.54

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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.