Home / 243,648.05-336,265.20-136,224.44

Finding the Fourth Proportional to 243,648.05, 336,265.20 and 136,224.44

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Solution

The fourth proportional to 243,648.05, 336,265.20 and 136,224.44 is: 188,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,648.05 : 336,265.20 = 136,224.44 : x
  2. Step 2: Convert to fraction form
    243,648.05/336,265.20 = 136,224.44/x
  3. Step 3: Cross multiply
    243,648.05x = 336,265.20 × 136,224.44
  4. Step 4: Simplify right side
    243,648.05x = 45,807,538,561.49
  5. Step 5: Solve for x
    x = 45,807,538,561.49/243,648.05
  6. Step 6: Final answer
    x = 188,007.00

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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.