Home / 185,223.54-255,573.68-117,192.81

Finding the Fourth Proportional to 185,223.54, 255,573.68 and 117,192.81

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Solution

The fourth proportional to 185,223.54, 255,573.68 and 117,192.81 is: 161,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,223.54 : 255,573.68 = 117,192.81 : x
  2. Step 2: Convert to fraction form
    185,223.54/255,573.68 = 117,192.81/x
  3. Step 3: Cross multiply
    185,223.54x = 255,573.68 × 117,192.81
  4. Step 4: Simplify right side
    185,223.54x = 29,951,395,857.41
  5. Step 5: Solve for x
    x = 29,951,395,857.41/185,223.54
  6. Step 6: Final answer
    x = 161,704.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.