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Finding the Fourth Proportional to 61,097.96, 91,527.62 and 29,031.39

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Solution

The fourth proportional to 61,097.96, 91,527.62 and 29,031.39 is: 43,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,097.96 : 91,527.62 = 29,031.39 : x
  2. Step 2: Convert to fraction form
    61,097.96/91,527.62 = 29,031.39/x
  3. Step 3: Cross multiply
    61,097.96x = 91,527.62 × 29,031.39
  4. Step 4: Simplify right side
    61,097.96x = 2,657,174,031.99
  5. Step 5: Solve for x
    x = 2,657,174,031.99/61,097.96
  6. Step 6: Final answer
    x = 43,490.39

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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.