Home / 432,314.04-648,445.36-132,797.44

Finding the Fourth Proportional to 432,314.04, 648,445.36 and 132,797.44

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Solution

The fourth proportional to 432,314.04, 648,445.36 and 132,797.44 is: 199,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,314.04 : 648,445.36 = 132,797.44 : x
  2. Step 2: Convert to fraction form
    432,314.04/648,445.36 = 132,797.44/x
  3. Step 3: Cross multiply
    432,314.04x = 648,445.36 × 132,797.44
  4. Step 4: Simplify right side
    432,314.04x = 86,111,883,787.88
  5. Step 5: Solve for x
    x = 86,111,883,787.88/432,314.04
  6. Step 6: Final answer
    x = 199,188.27

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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.