Home / 154,840.86-232,205.51-53,611.42

Finding the Fourth Proportional to 154,840.86, 232,205.51 and 53,611.42

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Solution

The fourth proportional to 154,840.86, 232,205.51 and 53,611.42 is: 80,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,840.86 : 232,205.51 = 53,611.42 : x
  2. Step 2: Convert to fraction form
    154,840.86/232,205.51 = 53,611.42/x
  3. Step 3: Cross multiply
    154,840.86x = 232,205.51 × 53,611.42
  4. Step 4: Simplify right side
    154,840.86x = 12,448,867,122.92
  5. Step 5: Solve for x
    x = 12,448,867,122.92/154,840.86
  6. Step 6: Final answer
    x = 80,397.82

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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.