Home / 67,224.83-100,813.73-19,827.34

Finding the Fourth Proportional to 67,224.83, 100,813.73 and 19,827.34

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Solution

The fourth proportional to 67,224.83, 100,813.73 and 19,827.34 is: 29,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,224.83 : 100,813.73 = 19,827.34 : x
  2. Step 2: Convert to fraction form
    67,224.83/100,813.73 = 19,827.34/x
  3. Step 3: Cross multiply
    67,224.83x = 100,813.73 × 19,827.34
  4. Step 4: Simplify right side
    67,224.83x = 1,998,868,254.28
  5. Step 5: Solve for x
    x = 1,998,868,254.28/67,224.83
  6. Step 6: Final answer
    x = 29,734.08

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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.