Home / 190,086-285,117.93-49,844.58

Finding the Fourth Proportional to 190,086, 285,117.93 and 49,844.58

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Solution

The fourth proportional to 190,086, 285,117.93 and 49,844.58 is: 74,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,086 : 285,117.93 = 49,844.58 : x
  2. Step 2: Convert to fraction form
    190,086/285,117.93 = 49,844.58/x
  3. Step 3: Cross multiply
    190,086x = 285,117.93 × 49,844.58
  4. Step 4: Simplify right side
    190,086x = 14,211,583,471.32
  5. Step 5: Solve for x
    x = 14,211,583,471.32/190,086
  6. Step 6: Final answer
    x = 74,763.97

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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.