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Finding the Fourth Proportional to 169,900.04, 254,848.91 and 57,659.28

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Solution

The fourth proportional to 169,900.04, 254,848.91 and 57,659.28 is: 86,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,900.04 : 254,848.91 = 57,659.28 : x
  2. Step 2: Convert to fraction form
    169,900.04/254,848.91 = 57,659.28/x
  3. Step 3: Cross multiply
    169,900.04x = 254,848.91 × 57,659.28
  4. Step 4: Simplify right side
    169,900.04x = 14,694,403,385.14
  5. Step 5: Solve for x
    x = 14,694,403,385.14/169,900.04
  6. Step 6: Final answer
    x = 86,488.52

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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.