Home / 190,931.85-263,456.66-110,343.81

Finding the Fourth Proportional to 190,931.85, 263,456.66 and 110,343.81

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Solution

The fourth proportional to 190,931.85, 263,456.66 and 110,343.81 is: 152,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,931.85 : 263,456.66 = 110,343.81 : x
  2. Step 2: Convert to fraction form
    190,931.85/263,456.66 = 110,343.81/x
  3. Step 3: Cross multiply
    190,931.85x = 263,456.66 × 110,343.81
  4. Step 4: Simplify right side
    190,931.85x = 29,070,810,502.57
  5. Step 5: Solve for x
    x = 29,070,810,502.57/190,931.85
  6. Step 6: Final answer
    x = 152,257.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.