Home / 154,438.12-231,659.46-60,943

Finding the Fourth Proportional to 154,438.12, 231,659.46 and 60,943

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Solution

The fourth proportional to 154,438.12, 231,659.46 and 60,943 is: 91,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,438.12 : 231,659.46 = 60,943 : x
  2. Step 2: Convert to fraction form
    154,438.12/231,659.46 = 60,943/x
  3. Step 3: Cross multiply
    154,438.12x = 231,659.46 × 60,943
  4. Step 4: Simplify right side
    154,438.12x = 14,118,022,470.78
  5. Step 5: Solve for x
    x = 14,118,022,470.78/154,438.12
  6. Step 6: Final answer
    x = 91,415.40

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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.