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Finding the Fourth Proportional to 104,551.68, 156,528 and 97,930.24

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Solution

The fourth proportional to 104,551.68, 156,528 and 97,930.24 is: 146,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,551.68 : 156,528 = 97,930.24 : x
  2. Step 2: Convert to fraction form
    104,551.68/156,528 = 97,930.24/x
  3. Step 3: Cross multiply
    104,551.68x = 156,528 × 97,930.24
  4. Step 4: Simplify right side
    104,551.68x = 15,328,824,606.72
  5. Step 5: Solve for x
    x = 15,328,824,606.72/104,551.68
  6. Step 6: Final answer
    x = 146,614.81

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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.