Home / 84,999.15-117,302.80-49,182.24

Finding the Fourth Proportional to 84,999.15, 117,302.80 and 49,182.24

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Solution

The fourth proportional to 84,999.15, 117,302.80 and 49,182.24 is: 67,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,999.15 : 117,302.80 = 49,182.24 : x
  2. Step 2: Convert to fraction form
    84,999.15/117,302.80 = 49,182.24/x
  3. Step 3: Cross multiply
    84,999.15x = 117,302.80 × 49,182.24
  4. Step 4: Simplify right side
    84,999.15x = 5,769,213,629.85
  5. Step 5: Solve for x
    x = 5,769,213,629.85/84,999.15
  6. Step 6: Final answer
    x = 67,873.78

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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.