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Finding the Fourth Proportional to 92,497.46, 138,750.06 and 29,316.20

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Solution

The fourth proportional to 92,497.46, 138,750.06 and 29,316.20 is: 43,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,497.46 : 138,750.06 = 29,316.20 : x
  2. Step 2: Convert to fraction form
    92,497.46/138,750.06 = 29,316.20/x
  3. Step 3: Cross multiply
    92,497.46x = 138,750.06 × 29,316.20
  4. Step 4: Simplify right side
    92,497.46x = 4,067,623,815.22
  5. Step 5: Solve for x
    x = 4,067,623,815.22/92,497.46
  6. Step 6: Final answer
    x = 43,975.52

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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.