Home / 169,632.20-254,448.30-106,646.60

Finding the Fourth Proportional to 169,632.20, 254,448.30 and 106,646.60

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Solution

The fourth proportional to 169,632.20, 254,448.30 and 106,646.60 is: 159,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,632.20 : 254,448.30 = 106,646.60 : x
  2. Step 2: Convert to fraction form
    169,632.20/254,448.30 = 106,646.60/x
  3. Step 3: Cross multiply
    169,632.20x = 254,448.30 × 106,646.60
  4. Step 4: Simplify right side
    169,632.20x = 27,136,046,070.78
  5. Step 5: Solve for x
    x = 27,136,046,070.78/169,632.20
  6. Step 6: Final answer
    x = 159,969.90

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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.