Home / 247,783.46-371,625.98-121,369.39

Finding the Fourth Proportional to 247,783.46, 371,625.98 and 121,369.39

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Solution

The fourth proportional to 247,783.46, 371,625.98 and 121,369.39 is: 182,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,783.46 : 371,625.98 = 121,369.39 : x
  2. Step 2: Convert to fraction form
    247,783.46/371,625.98 = 121,369.39/x
  3. Step 3: Cross multiply
    247,783.46x = 371,625.98 × 121,369.39
  4. Step 4: Simplify right side
    247,783.46x = 45,104,016,964.84
  5. Step 5: Solve for x
    x = 45,104,016,964.84/247,783.46
  6. Step 6: Final answer
    x = 182,029.98

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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.