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Finding the Fourth Proportional to 53,887.52, 74,361.83 and 29,683.77

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Solution

The fourth proportional to 53,887.52, 74,361.83 and 29,683.77 is: 40,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,887.52 : 74,361.83 = 29,683.77 : x
  2. Step 2: Convert to fraction form
    53,887.52/74,361.83 = 29,683.77/x
  3. Step 3: Cross multiply
    53,887.52x = 74,361.83 × 29,683.77
  4. Step 4: Simplify right side
    53,887.52x = 2,207,339,310.08
  5. Step 5: Solve for x
    x = 2,207,339,310.08/53,887.52
  6. Step 6: Final answer
    x = 40,961.98

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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.