Home / 247,981.14-371,917.04-121,496.00

Finding the Fourth Proportional to 247,981.14, 371,917.04 and 121,496.00

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Solution

The fourth proportional to 247,981.14, 371,917.04 and 121,496.00 is: 182,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,981.14 : 371,917.04 = 121,496.00 : x
  2. Step 2: Convert to fraction form
    247,981.14/371,917.04 = 121,496.00/x
  3. Step 3: Cross multiply
    247,981.14x = 371,917.04 × 121,496.00
  4. Step 4: Simplify right side
    247,981.14x = 45,186,430,224.77
  5. Step 5: Solve for x
    x = 45,186,430,224.77/247,981.14
  6. Step 6: Final answer
    x = 182,217.21

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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.