Home / 154,039.08-231,056.12-59,289.85

Finding the Fourth Proportional to 154,039.08, 231,056.12 and 59,289.85

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Solution

The fourth proportional to 154,039.08, 231,056.12 and 59,289.85 is: 88,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,039.08 : 231,056.12 = 59,289.85 : x
  2. Step 2: Convert to fraction form
    154,039.08/231,056.12 = 59,289.85/x
  3. Step 3: Cross multiply
    154,039.08x = 231,056.12 × 59,289.85
  4. Step 4: Simplify right side
    154,039.08x = 13,699,282,321.66
  5. Step 5: Solve for x
    x = 13,699,282,321.66/154,039.08
  6. Step 6: Final answer
    x = 88,933.81

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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.