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Finding the Fourth Proportional to 185,698.14, 256,009.54 and 127,553.10

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Solution

The fourth proportional to 185,698.14, 256,009.54 and 127,553.10 is: 175,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,698.14 : 256,009.54 = 127,553.10 : x
  2. Step 2: Convert to fraction form
    185,698.14/256,009.54 = 127,553.10/x
  3. Step 3: Cross multiply
    185,698.14x = 256,009.54 × 127,553.10
  4. Step 4: Simplify right side
    185,698.14x = 32,654,810,456.57
  5. Step 5: Solve for x
    x = 32,654,810,456.57/185,698.14
  6. Step 6: Final answer
    x = 175,848.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.