Home / 136,273.52-188,055.58-75,844.15

Finding the Fourth Proportional to 136,273.52, 188,055.58 and 75,844.15

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Solution

The fourth proportional to 136,273.52, 188,055.58 and 75,844.15 is: 104,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,273.52 : 188,055.58 = 75,844.15 : x
  2. Step 2: Convert to fraction form
    136,273.52/188,055.58 = 75,844.15/x
  3. Step 3: Cross multiply
    136,273.52x = 188,055.58 × 75,844.15
  4. Step 4: Simplify right side
    136,273.52x = 14,262,915,617.86
  5. Step 5: Solve for x
    x = 14,262,915,617.86/136,273.52
  6. Step 6: Final answer
    x = 104,663.88

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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.