Home / 115,406.16-173,107.89-36,520.26

Finding the Fourth Proportional to 115,406.16, 173,107.89 and 36,520.26

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Solution

The fourth proportional to 115,406.16, 173,107.89 and 36,520.26 is: 54,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,406.16 : 173,107.89 = 36,520.26 : x
  2. Step 2: Convert to fraction form
    115,406.16/173,107.89 = 36,520.26/x
  3. Step 3: Cross multiply
    115,406.16x = 173,107.89 × 36,520.26
  4. Step 4: Simplify right side
    115,406.16x = 6,321,945,150.85
  5. Step 5: Solve for x
    x = 6,321,945,150.85/115,406.16
  6. Step 6: Final answer
    x = 54,779.96

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1.5x scale

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.