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Finding the Fourth Proportional to 231,277.68, 346,916.52 and 73,506.15

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Solution

The fourth proportional to 231,277.68, 346,916.52 and 73,506.15 is: 110,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,277.68 : 346,916.52 = 73,506.15 : x
  2. Step 2: Convert to fraction form
    231,277.68/346,916.52 = 73,506.15/x
  3. Step 3: Cross multiply
    231,277.68x = 346,916.52 × 73,506.15
  4. Step 4: Simplify right side
    231,277.68x = 25,500,497,756.60
  5. Step 5: Solve for x
    x = 25,500,497,756.60/231,277.68
  6. Step 6: Final answer
    x = 110,259.23

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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.