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Finding the Fourth Proportional to 116,602.38, 174,903.56 and 64,344.02

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Solution

The fourth proportional to 116,602.38, 174,903.56 and 64,344.02 is: 96,516.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,602.38 : 174,903.56 = 64,344.02 : x
  2. Step 2: Convert to fraction form
    116,602.38/174,903.56 = 64,344.02/x
  3. Step 3: Cross multiply
    116,602.38x = 174,903.56 × 64,344.02
  4. Step 4: Simplify right side
    116,602.38x = 11,253,997,449.05
  5. Step 5: Solve for x
    x = 11,253,997,449.05/116,602.38
  6. Step 6: Final answer
    x = 96,516.02

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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.