Home / 67,867.78-93,658.06-37,240.68

Finding the Fourth Proportional to 67,867.78, 93,658.06 and 37,240.68

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Solution

The fourth proportional to 67,867.78, 93,658.06 and 37,240.68 is: 51,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,867.78 : 93,658.06 = 37,240.68 : x
  2. Step 2: Convert to fraction form
    67,867.78/93,658.06 = 37,240.68/x
  3. Step 3: Cross multiply
    67,867.78x = 93,658.06 × 37,240.68
  4. Step 4: Simplify right side
    67,867.78x = 3,487,889,841.88
  5. Step 5: Solve for x
    x = 3,487,889,841.88/67,867.78
  6. Step 6: Final answer
    x = 51,392.43

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1.5x scale

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.