Home / 382,490.20-573,672.73-112,555.17

Finding the Fourth Proportional to 382,490.20, 573,672.73 and 112,555.17

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Solution

The fourth proportional to 382,490.20, 573,672.73 and 112,555.17 is: 168,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,490.20 : 573,672.73 = 112,555.17 : x
  2. Step 2: Convert to fraction form
    382,490.20/573,672.73 = 112,555.17/x
  3. Step 3: Cross multiply
    382,490.20x = 573,672.73 × 112,555.17
  4. Step 4: Simplify right side
    382,490.20x = 64,569,831,579.17
  5. Step 5: Solve for x
    x = 64,569,831,579.17/382,490.20
  6. Step 6: Final answer
    x = 168,814.34

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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.