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Finding the Fourth Proportional to 245,047.61, 367,589.88 and 67,553.12

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Solution

The fourth proportional to 245,047.61, 367,589.88 and 67,553.12 is: 101,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,047.61 : 367,589.88 = 67,553.12 : x
  2. Step 2: Convert to fraction form
    245,047.61/367,589.88 = 67,553.12/x
  3. Step 3: Cross multiply
    245,047.61x = 367,589.88 × 67,553.12
  4. Step 4: Simplify right side
    245,047.61x = 24,831,844,193.40
  5. Step 5: Solve for x
    x = 24,831,844,193.40/245,047.61
  6. Step 6: Final answer
    x = 101,334.77

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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.