Home / 53,379.94-73,661.11-29,505.19

Finding the Fourth Proportional to 53,379.94, 73,661.11 and 29,505.19

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Solution

The fourth proportional to 53,379.94, 73,661.11 and 29,505.19 is: 40,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379.94 : 73,661.11 = 29,505.19 : x
  2. Step 2: Convert to fraction form
    53,379.94/73,661.11 = 29,505.19/x
  3. Step 3: Cross multiply
    53,379.94x = 73,661.11 × 29,505.19
  4. Step 4: Simplify right side
    53,379.94x = 2,173,385,046.16
  5. Step 5: Solve for x
    x = 2,173,385,046.16/53,379.94
  6. Step 6: Final answer
    x = 40,715.39

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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.