Home / 441,594.20-661,970.47-141,864.36

Finding the Fourth Proportional to 441,594.20, 661,970.47 and 141,864.36

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Solution

The fourth proportional to 441,594.20, 661,970.47 and 141,864.36 is: 212,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,594.20 : 661,970.47 = 141,864.36 : x
  2. Step 2: Convert to fraction form
    441,594.20/661,970.47 = 141,864.36/x
  3. Step 3: Cross multiply
    441,594.20x = 661,970.47 × 141,864.36
  4. Step 4: Simplify right side
    441,594.20x = 93,910,019,680.78
  5. Step 5: Solve for x
    x = 93,910,019,680.78/441,594.20
  6. Step 6: Final answer
    x = 212,661.35

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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.