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Finding the Fourth Proportional to 97,329, 134,314.20 and 52,617

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Solution

The fourth proportional to 97,329, 134,314.20 and 52,617 is: 72,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,329 : 134,314.20 = 52,617 : x
  2. Step 2: Convert to fraction form
    97,329/134,314.20 = 52,617/x
  3. Step 3: Cross multiply
    97,329x = 134,314.20 × 52,617
  4. Step 4: Simplify right side
    97,329x = 7,067,210,261.40
  5. Step 5: Solve for x
    x = 7,067,210,261.40/97,329
  6. Step 6: Final answer
    x = 72,611.56

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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.