Home / 104,579.97-156,888.78-38,113.39

Finding the Fourth Proportional to 104,579.97, 156,888.78 and 38,113.39

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Solution

The fourth proportional to 104,579.97, 156,888.78 and 38,113.39 is: 57,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,579.97 : 156,888.78 = 38,113.39 : x
  2. Step 2: Convert to fraction form
    104,579.97/156,888.78 = 38,113.39/x
  3. Step 3: Cross multiply
    104,579.97x = 156,888.78 × 38,113.39
  4. Step 4: Simplify right side
    104,579.97x = 5,979,563,258.76
  5. Step 5: Solve for x
    x = 5,979,563,258.76/104,579.97
  6. Step 6: Final answer
    x = 57,176.95

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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.