Home / 215,087.52-296,894.62-130,204.60

Finding the Fourth Proportional to 215,087.52, 296,894.62 and 130,204.60

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Solution

The fourth proportional to 215,087.52, 296,894.62 and 130,204.60 is: 179,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,087.52 : 296,894.62 = 130,204.60 : x
  2. Step 2: Convert to fraction form
    215,087.52/296,894.62 = 130,204.60/x
  3. Step 3: Cross multiply
    215,087.52x = 296,894.62 × 130,204.60
  4. Step 4: Simplify right side
    215,087.52x = 38,657,045,239.25
  5. Step 5: Solve for x
    x = 38,657,045,239.25/215,087.52
  6. Step 6: Final answer
    x = 179,727.05

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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.