Home / 122,136.72-183,233.70-37,892.58

Finding the Fourth Proportional to 122,136.72, 183,233.70 and 37,892.58

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Solution

The fourth proportional to 122,136.72, 183,233.70 and 37,892.58 is: 56,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,136.72 : 183,233.70 = 37,892.58 : x
  2. Step 2: Convert to fraction form
    122,136.72/183,233.70 = 37,892.58/x
  3. Step 3: Cross multiply
    122,136.72x = 183,233.70 × 37,892.58
  4. Step 4: Simplify right side
    122,136.72x = 6,943,197,635.95
  5. Step 5: Solve for x
    x = 6,943,197,635.95/122,136.72
  6. Step 6: Final answer
    x = 56,847.75

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1.5x scale

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.