Home / 29,053.98-43,575.30-7,988.62

Finding the Fourth Proportional to 29,053.98, 43,575.30 and 7,988.62

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Solution

The fourth proportional to 29,053.98, 43,575.30 and 7,988.62 is: 11,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,053.98 : 43,575.30 = 7,988.62 : x
  2. Step 2: Convert to fraction form
    29,053.98/43,575.30 = 7,988.62/x
  3. Step 3: Cross multiply
    29,053.98x = 43,575.30 × 7,988.62
  4. Step 4: Simplify right side
    29,053.98x = 348,106,404.15
  5. Step 5: Solve for x
    x = 348,106,404.15/29,053.98
  6. Step 6: Final answer
    x = 11,981.37

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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.