Home / 123,193.58-183,899.30-108,246.83

Finding the Fourth Proportional to 123,193.58, 183,899.30 and 108,246.83

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Solution

The fourth proportional to 123,193.58, 183,899.30 and 108,246.83 is: 161,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,193.58 : 183,899.30 = 108,246.83 : x
  2. Step 2: Convert to fraction form
    123,193.58/183,899.30 = 108,246.83/x
  3. Step 3: Cross multiply
    123,193.58x = 183,899.30 × 108,246.83
  4. Step 4: Simplify right side
    123,193.58x = 19,906,514,803.49
  5. Step 5: Solve for x
    x = 19,906,514,803.49/123,193.58
  6. Step 6: Final answer
    x = 161,587.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.