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Finding the Fourth Proportional to 165,894.96, 248,798.40 and 60,714.72

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Solution

The fourth proportional to 165,894.96, 248,798.40 and 60,714.72 is: 91,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,894.96 : 248,798.40 = 60,714.72 : x
  2. Step 2: Convert to fraction form
    165,894.96/248,798.40 = 60,714.72/x
  3. Step 3: Cross multiply
    165,894.96x = 248,798.40 × 60,714.72
  4. Step 4: Simplify right side
    165,894.96x = 15,105,725,192.45
  5. Step 5: Solve for x
    x = 15,105,725,192.45/165,894.96
  6. Step 6: Final answer
    x = 91,055.96

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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.