Home / 154,615.32-231,952.14-49,406.04

Finding the Fourth Proportional to 154,615.32, 231,952.14 and 49,406.04

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Solution

The fourth proportional to 154,615.32, 231,952.14 and 49,406.04 is: 74,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,615.32 : 231,952.14 = 49,406.04 : x
  2. Step 2: Convert to fraction form
    154,615.32/231,952.14 = 49,406.04/x
  3. Step 3: Cross multiply
    154,615.32x = 231,952.14 × 49,406.04
  4. Step 4: Simplify right side
    154,615.32x = 11,459,836,706.93
  5. Step 5: Solve for x
    x = 11,459,836,706.93/154,615.32
  6. Step 6: Final answer
    x = 74,118.38

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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.