Home / 89,250.72-133,911.14-39,295.77

Finding the Fourth Proportional to 89,250.72, 133,911.14 and 39,295.77

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Solution

The fourth proportional to 89,250.72, 133,911.14 and 39,295.77 is: 58,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,250.72 : 133,911.14 = 39,295.77 : x
  2. Step 2: Convert to fraction form
    89,250.72/133,911.14 = 39,295.77/x
  3. Step 3: Cross multiply
    89,250.72x = 133,911.14 × 39,295.77
  4. Step 4: Simplify right side
    89,250.72x = 5,262,141,161.40
  5. Step 5: Solve for x
    x = 5,262,141,161.40/89,250.72
  6. Step 6: Final answer
    x = 58,959.09

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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.