Home / 180,268.91-248,778.87-99,696.46

Finding the Fourth Proportional to 180,268.91, 248,778.87 and 99,696.46

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Solution

The fourth proportional to 180,268.91, 248,778.87 and 99,696.46 is: 137,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,268.91 : 248,778.87 = 99,696.46 : x
  2. Step 2: Convert to fraction form
    180,268.91/248,778.87 = 99,696.46/x
  3. Step 3: Cross multiply
    180,268.91x = 248,778.87 × 99,696.46
  4. Step 4: Simplify right side
    180,268.91x = 24,802,372,661.80
  5. Step 5: Solve for x
    x = 24,802,372,661.80/180,268.91
  6. Step 6: Final answer
    x = 137,585.41

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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.