Home / 154,250.83-231,381.36-53,047.88

Finding the Fourth Proportional to 154,250.83, 231,381.36 and 53,047.88

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Solution

The fourth proportional to 154,250.83, 231,381.36 and 53,047.88 is: 79,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,250.83 : 231,381.36 = 53,047.88 : x
  2. Step 2: Convert to fraction form
    154,250.83/231,381.36 = 53,047.88/x
  3. Step 3: Cross multiply
    154,250.83x = 231,381.36 × 53,047.88
  4. Step 4: Simplify right side
    154,250.83x = 12,274,290,619.52
  5. Step 5: Solve for x
    x = 12,274,290,619.52/154,250.83
  6. Step 6: Final answer
    x = 79,573.58

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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.