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Finding the Fourth Proportional to 61,329.64, 92,030.15 and 25,788.39

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Solution

The fourth proportional to 61,329.64, 92,030.15 and 25,788.39 is: 38,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,329.64 : 92,030.15 = 25,788.39 : x
  2. Step 2: Convert to fraction form
    61,329.64/92,030.15 = 25,788.39/x
  3. Step 3: Cross multiply
    61,329.64x = 92,030.15 × 25,788.39
  4. Step 4: Simplify right side
    61,329.64x = 2,373,309,399.96
  5. Step 5: Solve for x
    x = 2,373,309,399.96/61,329.64
  6. Step 6: Final answer
    x = 38,697.59

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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.