Home / 68,013.18-93,856.32-37,797.75

Finding the Fourth Proportional to 68,013.18, 93,856.32 and 37,797.75

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Solution

The fourth proportional to 68,013.18, 93,856.32 and 37,797.75 is: 52,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,013.18 : 93,856.32 = 37,797.75 : x
  2. Step 2: Convert to fraction form
    68,013.18/93,856.32 = 37,797.75/x
  3. Step 3: Cross multiply
    68,013.18x = 93,856.32 × 37,797.75
  4. Step 4: Simplify right side
    68,013.18x = 3,547,557,719.28
  5. Step 5: Solve for x
    x = 3,547,557,719.28/68,013.18
  6. Step 6: Final answer
    x = 52,159.86

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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.