Home / 83,518.09-125,285.33-27,355.93

Finding the Fourth Proportional to 83,518.09, 125,285.33 and 27,355.93

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Solution

The fourth proportional to 83,518.09, 125,285.33 and 27,355.93 is: 41,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,518.09 : 125,285.33 = 27,355.93 : x
  2. Step 2: Convert to fraction form
    83,518.09/125,285.33 = 27,355.93/x
  3. Step 3: Cross multiply
    83,518.09x = 125,285.33 × 27,355.93
  4. Step 4: Simplify right side
    83,518.09x = 3,427,296,472.68
  5. Step 5: Solve for x
    x = 3,427,296,472.68/83,518.09
  6. Step 6: Final answer
    x = 41,036.58

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1.5x scale

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.