Home / 165,818.97-248,727.39-47,490.72

Finding the Fourth Proportional to 165,818.97, 248,727.39 and 47,490.72

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Solution

The fourth proportional to 165,818.97, 248,727.39 and 47,490.72 is: 71,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,818.97 : 248,727.39 = 47,490.72 : x
  2. Step 2: Convert to fraction form
    165,818.97/248,727.39 = 47,490.72/x
  3. Step 3: Cross multiply
    165,818.97x = 248,727.39 × 47,490.72
  4. Step 4: Simplify right side
    165,818.97x = 11,812,242,834.82
  5. Step 5: Solve for x
    x = 11,812,242,834.82/165,818.97
  6. Step 6: Final answer
    x = 71,235.77

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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.