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Finding the Fourth Proportional to 237,317.81, 355,781.70 and 110,895.57

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Solution

The fourth proportional to 237,317.81, 355,781.70 and 110,895.57 is: 166,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,317.81 : 355,781.70 = 110,895.57 : x
  2. Step 2: Convert to fraction form
    237,317.81/355,781.70 = 110,895.57/x
  3. Step 3: Cross multiply
    237,317.81x = 355,781.70 × 110,895.57
  4. Step 4: Simplify right side
    237,317.81x = 39,454,614,417.07
  5. Step 5: Solve for x
    x = 39,454,614,417.07/237,317.81
  6. Step 6: Final answer
    x = 166,252.23

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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.