Home / 154,431.18-231,597.45-49,225.50

Finding the Fourth Proportional to 154,431.18, 231,597.45 and 49,225.50

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Solution

The fourth proportional to 154,431.18, 231,597.45 and 49,225.50 is: 73,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,431.18 : 231,597.45 = 49,225.50 : x
  2. Step 2: Convert to fraction form
    154,431.18/231,597.45 = 49,225.50/x
  3. Step 3: Cross multiply
    154,431.18x = 231,597.45 × 49,225.50
  4. Step 4: Simplify right side
    154,431.18x = 11,400,500,274.98
  5. Step 5: Solve for x
    x = 11,400,500,274.98/154,431.18
  6. Step 6: Final answer
    x = 73,822.53

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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.