Home / 190,466.22-285,670.14-50,235.78

Finding the Fourth Proportional to 190,466.22, 285,670.14 and 50,235.78

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Solution

The fourth proportional to 190,466.22, 285,670.14 and 50,235.78 is: 75,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,466.22 : 285,670.14 = 50,235.78 : x
  2. Step 2: Convert to fraction form
    190,466.22/285,670.14 = 50,235.78/x
  3. Step 3: Cross multiply
    190,466.22x = 285,670.14 × 50,235.78
  4. Step 4: Simplify right side
    190,466.22x = 14,350,862,305.61
  5. Step 5: Solve for x
    x = 14,350,862,305.61/190,466.22
  6. Step 6: Final answer
    x = 75,345.97

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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.