Home / 122,320.41-183,551.70-51,236.76

Finding the Fourth Proportional to 122,320.41, 183,551.70 and 51,236.76

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Solution

The fourth proportional to 122,320.41, 183,551.70 and 51,236.76 is: 76,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,320.41 : 183,551.70 = 51,236.76 : x
  2. Step 2: Convert to fraction form
    122,320.41/183,551.70 = 51,236.76/x
  3. Step 3: Cross multiply
    122,320.41x = 183,551.70 × 51,236.76
  4. Step 4: Simplify right side
    122,320.41x = 9,404,594,400.49
  5. Step 5: Solve for x
    x = 9,404,594,400.49/122,320.41
  6. Step 6: Final answer
    x = 76,884.92

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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.