Home / 122,915.50-184,444.95-51,833.74

Finding the Fourth Proportional to 122,915.50, 184,444.95 and 51,833.74

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Solution

The fourth proportional to 122,915.50, 184,444.95 and 51,833.74 is: 77,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,915.50 : 184,444.95 = 51,833.74 : x
  2. Step 2: Convert to fraction form
    122,915.50/184,444.95 = 51,833.74/x
  3. Step 3: Cross multiply
    122,915.50x = 184,444.95 × 51,833.74
  4. Step 4: Simplify right side
    122,915.50x = 9,560,471,582.61
  5. Step 5: Solve for x
    x = 9,560,471,582.61/122,915.50
  6. Step 6: Final answer
    x = 77,780.85

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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.