Home / 52,554.82-78,785.34-19,267.11

Finding the Fourth Proportional to 52,554.82, 78,785.34 and 19,267.11

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Solution

The fourth proportional to 52,554.82, 78,785.34 and 19,267.11 is: 28,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,554.82 : 78,785.34 = 19,267.11 : x
  2. Step 2: Convert to fraction form
    52,554.82/78,785.34 = 19,267.11/x
  3. Step 3: Cross multiply
    52,554.82x = 78,785.34 × 19,267.11
  4. Step 4: Simplify right side
    52,554.82x = 1,517,965,848.29
  5. Step 5: Solve for x
    x = 1,517,965,848.29/52,554.82
  6. Step 6: Final answer
    x = 28,883.48

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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.