Home / 115,535.72-173,229.39-48,114.50

Finding the Fourth Proportional to 115,535.72, 173,229.39 and 48,114.50

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Solution

The fourth proportional to 115,535.72, 173,229.39 and 48,114.50 is: 72,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,535.72 : 173,229.39 = 48,114.50 : x
  2. Step 2: Convert to fraction form
    115,535.72/173,229.39 = 48,114.50/x
  3. Step 3: Cross multiply
    115,535.72x = 173,229.39 × 48,114.50
  4. Step 4: Simplify right side
    115,535.72x = 8,334,844,619.01
  5. Step 5: Solve for x
    x = 8,334,844,619.01/115,535.72
  6. Step 6: Final answer
    x = 72,140.84

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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.