Home / 154,486.75-231,731.52-60,992.50

Finding the Fourth Proportional to 154,486.75, 231,731.52 and 60,992.50

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Solution

The fourth proportional to 154,486.75, 231,731.52 and 60,992.50 is: 91,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,486.75 : 231,731.52 = 60,992.50 : x
  2. Step 2: Convert to fraction form
    154,486.75/231,731.52 = 60,992.50/x
  3. Step 3: Cross multiply
    154,486.75x = 231,731.52 × 60,992.50
  4. Step 4: Simplify right side
    154,486.75x = 14,133,884,733.60
  5. Step 5: Solve for x
    x = 14,133,884,733.60/154,486.75
  6. Step 6: Final answer
    x = 91,489.30

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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.