Home / 60,979.58-91,496.52-38,787.20

Finding the Fourth Proportional to 60,979.58, 91,496.52 and 38,787.20

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Solution

The fourth proportional to 60,979.58, 91,496.52 and 38,787.20 is: 58,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,979.58 : 91,496.52 = 38,787.20 : x
  2. Step 2: Convert to fraction form
    60,979.58/91,496.52 = 38,787.20/x
  3. Step 3: Cross multiply
    60,979.58x = 91,496.52 × 38,787.20
  4. Step 4: Simplify right side
    60,979.58x = 3,548,893,363.06
  5. Step 5: Solve for x
    x = 3,548,893,363.06/60,979.58
  6. Step 6: Final answer
    x = 58,198.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.