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Finding the Fourth Proportional to 179,754.31, 248,062.31 and 99,184.83

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Solution

The fourth proportional to 179,754.31, 248,062.31 and 99,184.83 is: 136,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,754.31 : 248,062.31 = 99,184.83 : x
  2. Step 2: Convert to fraction form
    179,754.31/248,062.31 = 99,184.83/x
  3. Step 3: Cross multiply
    179,754.31x = 248,062.31 × 99,184.83
  4. Step 4: Simplify right side
    179,754.31x = 24,604,018,046.76
  5. Step 5: Solve for x
    x = 24,604,018,046.76/179,754.31
  6. Step 6: Final answer
    x = 136,875.82

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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.