Home / 84,999.65-117,303.49-49,182.73

Finding the Fourth Proportional to 84,999.65, 117,303.49 and 49,182.73

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Solution

The fourth proportional to 84,999.65, 117,303.49 and 49,182.73 is: 67,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,999.65 : 117,303.49 = 49,182.73 : x
  2. Step 2: Convert to fraction form
    84,999.65/117,303.49 = 49,182.73/x
  3. Step 3: Cross multiply
    84,999.65x = 117,303.49 × 49,182.73
  4. Step 4: Simplify right side
    84,999.65x = 5,769,305,876.73
  5. Step 5: Solve for x
    x = 5,769,305,876.73/84,999.65
  6. Step 6: Final answer
    x = 67,874.47

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1.5x scale

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.