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Finding the Fourth Proportional to 54,810.79, 75,611.03 and 33,294.83

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Solution

The fourth proportional to 54,810.79, 75,611.03 and 33,294.83 is: 45,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,810.79 : 75,611.03 = 33,294.83 : x
  2. Step 2: Convert to fraction form
    54,810.79/75,611.03 = 33,294.83/x
  3. Step 3: Cross multiply
    54,810.79x = 75,611.03 × 33,294.83
  4. Step 4: Simplify right side
    54,810.79x = 2,517,455,845.45
  5. Step 5: Solve for x
    x = 2,517,455,845.45/54,810.79
  6. Step 6: Final answer
    x = 45,929.93

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1.5x scale

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.