Home / 180,419.25-248,976.99-99,844.70

Finding the Fourth Proportional to 180,419.25, 248,976.99 and 99,844.70

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Solution

The fourth proportional to 180,419.25, 248,976.99 and 99,844.70 is: 137,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,419.25 : 248,976.99 = 99,844.70 : x
  2. Step 2: Convert to fraction form
    180,419.25/248,976.99 = 99,844.70/x
  3. Step 3: Cross multiply
    180,419.25x = 248,976.99 × 99,844.70
  4. Step 4: Simplify right side
    180,419.25x = 24,859,032,873.45
  5. Step 5: Solve for x
    x = 24,859,032,873.45/180,419.25
  6. Step 6: Final answer
    x = 137,784.81

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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.