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Finding the Fourth Proportional to 101,167.80, 151,569.45 and 48,461.10

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Solution

The fourth proportional to 101,167.80, 151,569.45 and 48,461.10 is: 72,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,167.80 : 151,569.45 = 48,461.10 : x
  2. Step 2: Convert to fraction form
    101,167.80/151,569.45 = 48,461.10/x
  3. Step 3: Cross multiply
    101,167.80x = 151,569.45 × 48,461.10
  4. Step 4: Simplify right side
    101,167.80x = 7,345,222,273.40
  5. Step 5: Solve for x
    x = 7,345,222,273.40/101,167.80
  6. Step 6: Final answer
    x = 72,604.35

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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.