Home / 154,266.84-231,400.32-49,085.88

Finding the Fourth Proportional to 154,266.84, 231,400.32 and 49,085.88

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Solution

The fourth proportional to 154,266.84, 231,400.32 and 49,085.88 is: 73,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,266.84 : 231,400.32 = 49,085.88 : x
  2. Step 2: Convert to fraction form
    154,266.84/231,400.32 = 49,085.88/x
  3. Step 3: Cross multiply
    154,266.84x = 231,400.32 × 49,085.88
  4. Step 4: Simplify right side
    154,266.84x = 11,358,488,339.48
  5. Step 5: Solve for x
    x = 11,358,488,339.48/154,266.84
  6. Step 6: Final answer
    x = 73,628.84

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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.