Home / 203,087.34-304,630.19-83,199.95

Finding the Fourth Proportional to 203,087.34, 304,630.19 and 83,199.95

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Solution

The fourth proportional to 203,087.34, 304,630.19 and 83,199.95 is: 124,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,087.34 : 304,630.19 = 83,199.95 : x
  2. Step 2: Convert to fraction form
    203,087.34/304,630.19 = 83,199.95/x
  3. Step 3: Cross multiply
    203,087.34x = 304,630.19 × 83,199.95
  4. Step 4: Simplify right side
    203,087.34x = 25,345,214,637.34
  5. Step 5: Solve for x
    x = 25,345,214,637.34/203,087.34
  6. Step 6: Final answer
    x = 124,799.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.