Home / 34,702.20-47,969.75-30,962.43

Finding the Fourth Proportional to 34,702.20, 47,969.75 and 30,962.43

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Solution

The fourth proportional to 34,702.20, 47,969.75 and 30,962.43 is: 42,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,702.20 : 47,969.75 = 30,962.43 : x
  2. Step 2: Convert to fraction form
    34,702.20/47,969.75 = 30,962.43/x
  3. Step 3: Cross multiply
    34,702.20x = 47,969.75 × 30,962.43
  4. Step 4: Simplify right side
    34,702.20x = 1,485,260,103.90
  5. Step 5: Solve for x
    x = 1,485,260,103.90/34,702.20
  6. Step 6: Final answer
    x = 42,800.17

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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.