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Finding the Fourth Proportional to 72,500.23, 108,746.01 and 22,573.30

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Solution

The fourth proportional to 72,500.23, 108,746.01 and 22,573.30 is: 33,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,500.23 : 108,746.01 = 22,573.30 : x
  2. Step 2: Convert to fraction form
    72,500.23/108,746.01 = 22,573.30/x
  3. Step 3: Cross multiply
    72,500.23x = 108,746.01 × 22,573.30
  4. Step 4: Simplify right side
    72,500.23x = 2,454,755,763.80
  5. Step 5: Solve for x
    x = 2,454,755,763.80/72,500.23
  6. Step 6: Final answer
    x = 33,858.60

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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.