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Finding the Fourth Proportional to 116,671.52, 174,999.02 and 66,594.69

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Solution

The fourth proportional to 116,671.52, 174,999.02 and 66,594.69 is: 99,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,671.52 : 174,999.02 = 66,594.69 : x
  2. Step 2: Convert to fraction form
    116,671.52/174,999.02 = 66,594.69/x
  3. Step 3: Cross multiply
    116,671.52x = 174,999.02 × 66,594.69
  4. Step 4: Simplify right side
    116,671.52x = 11,654,005,154.23
  5. Step 5: Solve for x
    x = 11,654,005,154.23/116,671.52
  6. Step 6: Final answer
    x = 99,887.32

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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.