Home / 165,746.70-248,836.86-98,401.68

Finding the Fourth Proportional to 165,746.70, 248,836.86 and 98,401.68

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Solution

The fourth proportional to 165,746.70, 248,836.86 and 98,401.68 is: 147,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,746.70 : 248,836.86 = 98,401.68 : x
  2. Step 2: Convert to fraction form
    165,746.70/248,836.86 = 98,401.68/x
  3. Step 3: Cross multiply
    165,746.70x = 248,836.86 × 98,401.68
  4. Step 4: Simplify right side
    165,746.70x = 24,485,965,069.92
  5. Step 5: Solve for x
    x = 24,485,965,069.92/165,746.70
  6. Step 6: Final answer
    x = 147,731.24

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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.