Home / 52,239.40-78,370.92-17,179.36

Finding the Fourth Proportional to 52,239.40, 78,370.92 and 17,179.36

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Solution

The fourth proportional to 52,239.40, 78,370.92 and 17,179.36 is: 25,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.40 : 78,370.92 = 17,179.36 : x
  2. Step 2: Convert to fraction form
    52,239.40/78,370.92 = 17,179.36/x
  3. Step 3: Cross multiply
    52,239.40x = 78,370.92 × 17,179.36
  4. Step 4: Simplify right side
    52,239.40x = 1,346,362,248.21
  5. Step 5: Solve for x
    x = 1,346,362,248.21/52,239.40
  6. Step 6: Final answer
    x = 25,772.93

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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.