Home / 68,947.04-103,426.52-19,027.14

Finding the Fourth Proportional to 68,947.04, 103,426.52 and 19,027.14

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Solution

The fourth proportional to 68,947.04, 103,426.52 and 19,027.14 is: 28,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,947.04 : 103,426.52 = 19,027.14 : x
  2. Step 2: Convert to fraction form
    68,947.04/103,426.52 = 19,027.14/x
  3. Step 3: Cross multiply
    68,947.04x = 103,426.52 × 19,027.14
  4. Step 4: Simplify right side
    68,947.04x = 1,967,910,875.75
  5. Step 5: Solve for x
    x = 1,967,910,875.75/68,947.04
  6. Step 6: Final answer
    x = 28,542.35

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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.