Home / 343,772.36-474,403.86-192,869

Finding the Fourth Proportional to 343,772.36, 474,403.86 and 192,869

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Solution

The fourth proportional to 343,772.36, 474,403.86 and 192,869 is: 266,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,772.36 : 474,403.86 = 192,869 : x
  2. Step 2: Convert to fraction form
    343,772.36/474,403.86 = 192,869/x
  3. Step 3: Cross multiply
    343,772.36x = 474,403.86 × 192,869
  4. Step 4: Simplify right side
    343,772.36x = 91,497,798,074.34
  5. Step 5: Solve for x
    x = 91,497,798,074.34/343,772.36
  6. Step 6: Final answer
    x = 266,158.10

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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.