Home / 236,938.40-354,843.84-136,891.52

Finding the Fourth Proportional to 236,938.40, 354,843.84 and 136,891.52

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Solution

The fourth proportional to 236,938.40, 354,843.84 and 136,891.52 is: 205,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,938.40 : 354,843.84 = 136,891.52 : x
  2. Step 2: Convert to fraction form
    236,938.40/354,843.84 = 136,891.52/x
  3. Step 3: Cross multiply
    236,938.40x = 354,843.84 × 136,891.52
  4. Step 4: Simplify right side
    236,938.40x = 48,575,112,620.24
  5. Step 5: Solve for x
    x = 48,575,112,620.24/236,938.40
  6. Step 6: Final answer
    x = 205,011.57

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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.