Home / 48,175.30-72,214.35-21,898.90

Finding the Fourth Proportional to 48,175.30, 72,214.35 and 21,898.90

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Solution

The fourth proportional to 48,175.30, 72,214.35 and 21,898.90 is: 32,826.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,175.30 : 72,214.35 = 21,898.90 : x
  2. Step 2: Convert to fraction form
    48,175.30/72,214.35 = 21,898.90/x
  3. Step 3: Cross multiply
    48,175.30x = 72,214.35 × 21,898.90
  4. Step 4: Simplify right side
    48,175.30x = 1,581,414,829.22
  5. Step 5: Solve for x
    x = 1,581,414,829.22/48,175.30
  6. Step 6: Final answer
    x = 32,826.26

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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.