Home / 190,127.18-285,182.11-63,757.71

Finding the Fourth Proportional to 190,127.18, 285,182.11 and 63,757.71

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Solution

The fourth proportional to 190,127.18, 285,182.11 and 63,757.71 is: 95,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,127.18 : 285,182.11 = 63,757.71 : x
  2. Step 2: Convert to fraction form
    190,127.18/285,182.11 = 63,757.71/x
  3. Step 3: Cross multiply
    190,127.18x = 285,182.11 × 63,757.71
  4. Step 4: Simplify right side
    190,127.18x = 18,182,557,000.05
  5. Step 5: Solve for x
    x = 18,182,557,000.05/190,127.18
  6. Step 6: Final answer
    x = 95,633.66

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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.