Home / 190,499.39-285,760.95-50,258.15

Finding the Fourth Proportional to 190,499.39, 285,760.95 and 50,258.15

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Solution

The fourth proportional to 190,499.39, 285,760.95 and 50,258.15 is: 75,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,499.39 : 285,760.95 = 50,258.15 : x
  2. Step 2: Convert to fraction form
    190,499.39/285,760.95 = 50,258.15/x
  3. Step 3: Cross multiply
    190,499.39x = 285,760.95 × 50,258.15
  4. Step 4: Simplify right side
    190,499.39x = 14,361,815,260.44
  5. Step 5: Solve for x
    x = 14,361,815,260.44/190,499.39
  6. Step 6: Final answer
    x = 75,390.35

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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.