Home / 122,866.20-183,953.70-110,424.60

Finding the Fourth Proportional to 122,866.20, 183,953.70 and 110,424.60

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Solution

The fourth proportional to 122,866.20, 183,953.70 and 110,424.60 is: 165,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,866.20 : 183,953.70 = 110,424.60 : x
  2. Step 2: Convert to fraction form
    122,866.20/183,953.70 = 110,424.60/x
  3. Step 3: Cross multiply
    122,866.20x = 183,953.70 × 110,424.60
  4. Step 4: Simplify right side
    122,866.20x = 20,313,013,741.02
  5. Step 5: Solve for x
    x = 20,313,013,741.02/122,866.20
  6. Step 6: Final answer
    x = 165,326.30

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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.