Home / 53,380.25-73,664.21-29,505.77

Finding the Fourth Proportional to 53,380.25, 73,664.21 and 29,505.77

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Solution

The fourth proportional to 53,380.25, 73,664.21 and 29,505.77 is: 40,717.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.25 : 73,664.21 = 29,505.77 : x
  2. Step 2: Convert to fraction form
    53,380.25/73,664.21 = 29,505.77/x
  3. Step 3: Cross multiply
    53,380.25x = 73,664.21 × 29,505.77
  4. Step 4: Simplify right side
    53,380.25x = 2,173,519,089.96
  5. Step 5: Solve for x
    x = 2,173,519,089.96/53,380.25
  6. Step 6: Final answer
    x = 40,717.66

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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.