Home / 115,596.80-173,360.64-60,162.56

Finding the Fourth Proportional to 115,596.80, 173,360.64 and 60,162.56

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Solution

The fourth proportional to 115,596.80, 173,360.64 and 60,162.56 is: 90,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,596.80 : 173,360.64 = 60,162.56 : x
  2. Step 2: Convert to fraction form
    115,596.80/173,360.64 = 60,162.56/x
  3. Step 3: Cross multiply
    115,596.80x = 173,360.64 × 60,162.56
  4. Step 4: Simplify right side
    115,596.80x = 10,429,819,905.64
  5. Step 5: Solve for x
    x = 10,429,819,905.64/115,596.80
  6. Step 6: Final answer
    x = 90,225.85

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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.