Home / 53,382.72-80,056.64-29,701.60

Finding the Fourth Proportional to 53,382.72, 80,056.64 and 29,701.60

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Solution

The fourth proportional to 53,382.72, 80,056.64 and 29,701.60 is: 44,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.72 : 80,056.64 = 29,701.60 : x
  2. Step 2: Convert to fraction form
    53,382.72/80,056.64 = 29,701.60/x
  3. Step 3: Cross multiply
    53,382.72x = 80,056.64 × 29,701.60
  4. Step 4: Simplify right side
    53,382.72x = 2,377,810,298.62
  5. Step 5: Solve for x
    x = 2,377,810,298.62/53,382.72
  6. Step 6: Final answer
    x = 44,542.70

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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.