Home / 122,616.73-183,939.50-43,742.17

Finding the Fourth Proportional to 122,616.73, 183,939.50 and 43,742.17

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Solution

The fourth proportional to 122,616.73, 183,939.50 and 43,742.17 is: 65,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,616.73 : 183,939.50 = 43,742.17 : x
  2. Step 2: Convert to fraction form
    122,616.73/183,939.50 = 43,742.17/x
  3. Step 3: Cross multiply
    122,616.73x = 183,939.50 × 43,742.17
  4. Step 4: Simplify right side
    122,616.73x = 8,045,912,878.72
  5. Step 5: Solve for x
    x = 8,045,912,878.72/122,616.73
  6. Step 6: Final answer
    x = 65,618.39

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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.