Home / 441,557.20-661,915.37-141,827.63

Finding the Fourth Proportional to 441,557.20, 661,915.37 and 141,827.63

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Solution

The fourth proportional to 441,557.20, 661,915.37 and 141,827.63 is: 212,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,557.20 : 661,915.37 = 141,827.63 : x
  2. Step 2: Convert to fraction form
    441,557.20/661,915.37 = 141,827.63/x
  3. Step 3: Cross multiply
    441,557.20x = 661,915.37 × 141,827.63
  4. Step 4: Simplify right side
    441,557.20x = 93,877,890,418.69
  5. Step 5: Solve for x
    x = 93,877,890,418.69/441,557.20
  6. Step 6: Final answer
    x = 212,606.41

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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.