Home / 106,789.25-147,363.74-59,033.37

Finding the Fourth Proportional to 106,789.25, 147,363.74 and 59,033.37

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Solution

The fourth proportional to 106,789.25, 147,363.74 and 59,033.37 is: 81,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,789.25 : 147,363.74 = 59,033.37 : x
  2. Step 2: Convert to fraction form
    106,789.25/147,363.74 = 59,033.37/x
  3. Step 3: Cross multiply
    106,789.25x = 147,363.74 × 59,033.37
  4. Step 4: Simplify right side
    106,789.25x = 8,699,378,666.83
  5. Step 5: Solve for x
    x = 8,699,378,666.83/106,789.25
  6. Step 6: Final answer
    x = 81,463.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.