Home / 154,068.48-231,125.76-48,890.88

Finding the Fourth Proportional to 154,068.48, 231,125.76 and 48,890.88

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Solution

The fourth proportional to 154,068.48, 231,125.76 and 48,890.88 is: 73,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,068.48 : 231,125.76 = 48,890.88 : x
  2. Step 2: Convert to fraction form
    154,068.48/231,125.76 = 48,890.88/x
  3. Step 3: Cross multiply
    154,068.48x = 231,125.76 × 48,890.88
  4. Step 4: Simplify right side
    154,068.48x = 11,299,941,797.07
  5. Step 5: Solve for x
    x = 11,299,941,797.07/154,068.48
  6. Step 6: Final answer
    x = 73,343.63

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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.