Home / 154,782.50-232,173.74-123,814.58

Finding the Fourth Proportional to 154,782.50, 232,173.74 and 123,814.58

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Solution

The fourth proportional to 154,782.50, 232,173.74 and 123,814.58 is: 185,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,782.50 : 232,173.74 = 123,814.58 : x
  2. Step 2: Convert to fraction form
    154,782.50/232,173.74 = 123,814.58/x
  3. Step 3: Cross multiply
    154,782.50x = 232,173.74 × 123,814.58
  4. Step 4: Simplify right side
    154,782.50x = 28,746,493,253.80
  5. Step 5: Solve for x
    x = 28,746,493,253.80/154,782.50
  6. Step 6: Final answer
    x = 185,721.86

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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.