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Finding the Fourth Proportional to 155,241.47, 232,862.21 and 48,626.34

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Solution

The fourth proportional to 155,241.47, 232,862.21 and 48,626.34 is: 72,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,241.47 : 232,862.21 = 48,626.34 : x
  2. Step 2: Convert to fraction form
    155,241.47/232,862.21 = 48,626.34/x
  3. Step 3: Cross multiply
    155,241.47x = 232,862.21 × 48,626.34
  4. Step 4: Simplify right side
    155,241.47x = 11,323,236,062.60
  5. Step 5: Solve for x
    x = 11,323,236,062.60/155,241.47
  6. Step 6: Final answer
    x = 72,939.50

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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.