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Finding the Fourth Proportional to 60,454.50, 83,420.58 and 34,957.02

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Solution

The fourth proportional to 60,454.50, 83,420.58 and 34,957.02 is: 48,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,454.50 : 83,420.58 = 34,957.02 : x
  2. Step 2: Convert to fraction form
    60,454.50/83,420.58 = 34,957.02/x
  3. Step 3: Cross multiply
    60,454.50x = 83,420.58 × 34,957.02
  4. Step 4: Simplify right side
    60,454.50x = 2,916,134,858.15
  5. Step 5: Solve for x
    x = 2,916,134,858.15/60,454.50
  6. Step 6: Final answer
    x = 48,236.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.