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Finding the Fourth Proportional to 168,253.64, 252,746.96 and 101,725.12

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Solution

The fourth proportional to 168,253.64, 252,746.96 and 101,725.12 is: 152,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,253.64 : 252,746.96 = 101,725.12 : x
  2. Step 2: Convert to fraction form
    168,253.64/252,746.96 = 101,725.12/x
  3. Step 3: Cross multiply
    168,253.64x = 252,746.96 × 101,725.12
  4. Step 4: Simplify right side
    168,253.64x = 25,710,714,835.64
  5. Step 5: Solve for x
    x = 25,710,714,835.64/168,253.64
  6. Step 6: Final answer
    x = 152,809.26

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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.