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Finding the Fourth Proportional to 60,677.93, 91,344.48 and 54,574.58

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Solution

The fourth proportional to 60,677.93, 91,344.48 and 54,574.58 is: 82,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,677.93 : 91,344.48 = 54,574.58 : x
  2. Step 2: Convert to fraction form
    60,677.93/91,344.48 = 54,574.58/x
  3. Step 3: Cross multiply
    60,677.93x = 91,344.48 × 54,574.58
  4. Step 4: Simplify right side
    60,677.93x = 4,985,086,174.60
  5. Step 5: Solve for x
    x = 4,985,086,174.60/60,677.93
  6. Step 6: Final answer
    x = 82,156.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.