Home / 441,424.18-662,142.30-125,881.03

Finding the Fourth Proportional to 441,424.18, 662,142.30 and 125,881.03

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Solution

The fourth proportional to 441,424.18, 662,142.30 and 125,881.03 is: 188,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,424.18 : 662,142.30 = 125,881.03 : x
  2. Step 2: Convert to fraction form
    441,424.18/662,142.30 = 125,881.03/x
  3. Step 3: Cross multiply
    441,424.18x = 662,142.30 × 125,881.03
  4. Step 4: Simplify right side
    441,424.18x = 83,351,154,730.57
  5. Step 5: Solve for x
    x = 83,351,154,730.57/441,424.18
  6. Step 6: Final answer
    x = 188,823.26

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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.