Home / 157,333.19-236,006.26-82,411.43

Finding the Fourth Proportional to 157,333.19, 236,006.26 and 82,411.43

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Solution

The fourth proportional to 157,333.19, 236,006.26 and 82,411.43 is: 123,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,333.19 : 236,006.26 = 82,411.43 : x
  2. Step 2: Convert to fraction form
    157,333.19/236,006.26 = 82,411.43/x
  3. Step 3: Cross multiply
    157,333.19x = 236,006.26 × 82,411.43
  4. Step 4: Simplify right side
    157,333.19x = 19,449,611,989.49
  5. Step 5: Solve for x
    x = 19,449,611,989.49/157,333.19
  6. Step 6: Final answer
    x = 123,620.53

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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.