Home / 47,609.73-71,422.80-19,545.06

Finding the Fourth Proportional to 47,609.73, 71,422.80 and 19,545.06

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Solution

The fourth proportional to 47,609.73, 71,422.80 and 19,545.06 is: 29,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609.73 : 71,422.80 = 19,545.06 : x
  2. Step 2: Convert to fraction form
    47,609.73/71,422.80 = 19,545.06/x
  3. Step 3: Cross multiply
    47,609.73x = 71,422.80 × 19,545.06
  4. Step 4: Simplify right side
    47,609.73x = 1,395,962,911.37
  5. Step 5: Solve for x
    x = 1,395,962,911.37/47,609.73
  6. Step 6: Final answer
    x = 29,320.96

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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.