Home / 122,160.22-183,112.45-51,123.56

Finding the Fourth Proportional to 122,160.22, 183,112.45 and 51,123.56

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Solution

The fourth proportional to 122,160.22, 183,112.45 and 51,123.56 is: 76,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,160.22 : 183,112.45 = 51,123.56 : x
  2. Step 2: Convert to fraction form
    122,160.22/183,112.45 = 51,123.56/x
  3. Step 3: Cross multiply
    122,160.22x = 183,112.45 × 51,123.56
  4. Step 4: Simplify right side
    122,160.22x = 9,361,360,324.32
  5. Step 5: Solve for x
    x = 9,361,360,324.32/122,160.22
  6. Step 6: Final answer
    x = 76,631.82

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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.