Home / 242,161.09-363,237.98-108,947.27

Finding the Fourth Proportional to 242,161.09, 363,237.98 and 108,947.27

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Solution

The fourth proportional to 242,161.09, 363,237.98 and 108,947.27 is: 163,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,161.09 : 363,237.98 = 108,947.27 : x
  2. Step 2: Convert to fraction form
    242,161.09/363,237.98 = 108,947.27/x
  3. Step 3: Cross multiply
    242,161.09x = 363,237.98 × 108,947.27
  4. Step 4: Simplify right side
    242,161.09x = 39,573,786,281.31
  5. Step 5: Solve for x
    x = 39,573,786,281.31/242,161.09
  6. Step 6: Final answer
    x = 163,419.26

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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.