Home / 68,031.44-93,876.32-37,811.92

Finding the Fourth Proportional to 68,031.44, 93,876.32 and 37,811.92

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Solution

The fourth proportional to 68,031.44, 93,876.32 and 37,811.92 is: 52,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.44 : 93,876.32 = 37,811.92 : x
  2. Step 2: Convert to fraction form
    68,031.44/93,876.32 = 37,811.92/x
  3. Step 3: Cross multiply
    68,031.44x = 93,876.32 × 37,811.92
  4. Step 4: Simplify right side
    68,031.44x = 3,549,643,901.73
  5. Step 5: Solve for x
    x = 3,549,643,901.73/68,031.44
  6. Step 6: Final answer
    x = 52,176.52

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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.