Home / 52,617.63-78,961.05-19,337.98

Finding the Fourth Proportional to 52,617.63, 78,961.05 and 19,337.98

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Solution

The fourth proportional to 52,617.63, 78,961.05 and 19,337.98 is: 29,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617.63 : 78,961.05 = 19,337.98 : x
  2. Step 2: Convert to fraction form
    52,617.63/78,961.05 = 19,337.98/x
  3. Step 3: Cross multiply
    52,617.63x = 78,961.05 × 19,337.98
  4. Step 4: Simplify right side
    52,617.63x = 1,526,947,205.68
  5. Step 5: Solve for x
    x = 1,526,947,205.68/52,617.63
  6. Step 6: Final answer
    x = 29,019.69

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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.