Home / 190,502.39-285,765.45-50,261.15

Finding the Fourth Proportional to 190,502.39, 285,765.45 and 50,261.15

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Solution

The fourth proportional to 190,502.39, 285,765.45 and 50,261.15 is: 75,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,502.39 : 285,765.45 = 50,261.15 : x
  2. Step 2: Convert to fraction form
    190,502.39/285,765.45 = 50,261.15/x
  3. Step 3: Cross multiply
    190,502.39x = 285,765.45 × 50,261.15
  4. Step 4: Simplify right side
    190,502.39x = 14,362,898,718.44
  5. Step 5: Solve for x
    x = 14,362,898,718.44/190,502.39
  6. Step 6: Final answer
    x = 75,394.85

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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.