Home / 199,267.17-274,983.18-108,624.90

Finding the Fourth Proportional to 199,267.17, 274,983.18 and 108,624.90

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Solution

The fourth proportional to 199,267.17, 274,983.18 and 108,624.90 is: 149,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,267.17 : 274,983.18 = 108,624.90 : x
  2. Step 2: Convert to fraction form
    199,267.17/274,983.18 = 108,624.90/x
  3. Step 3: Cross multiply
    199,267.17x = 274,983.18 × 108,624.90
  4. Step 4: Simplify right side
    199,267.17x = 29,870,020,429.18
  5. Step 5: Solve for x
    x = 29,870,020,429.18/199,267.17
  6. Step 6: Final answer
    x = 149,899.36

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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.