Home / 374,816.68-562,107.30-125,440.36

Finding the Fourth Proportional to 374,816.68, 562,107.30 and 125,440.36

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Solution

The fourth proportional to 374,816.68, 562,107.30 and 125,440.36 is: 188,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,816.68 : 562,107.30 = 125,440.36 : x
  2. Step 2: Convert to fraction form
    374,816.68/562,107.30 = 125,440.36/x
  3. Step 3: Cross multiply
    374,816.68x = 562,107.30 × 125,440.36
  4. Step 4: Simplify right side
    374,816.68x = 70,510,942,070.63
  5. Step 5: Solve for x
    x = 70,510,942,070.63/374,816.68
  6. Step 6: Final answer
    x = 188,121.14

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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.