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Finding the Fourth Proportional to 116,673.40, 175,013.70 and 45,593.02

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Solution

The fourth proportional to 116,673.40, 175,013.70 and 45,593.02 is: 68,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,673.40 : 175,013.70 = 45,593.02 : x
  2. Step 2: Convert to fraction form
    116,673.40/175,013.70 = 45,593.02/x
  3. Step 3: Cross multiply
    116,673.40x = 175,013.70 × 45,593.02
  4. Step 4: Simplify right side
    116,673.40x = 7,979,403,124.37
  5. Step 5: Solve for x
    x = 7,979,403,124.37/116,673.40
  6. Step 6: Final answer
    x = 68,390.94

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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.