Home / 242,821.05-364,009.69-84,963.39

Finding the Fourth Proportional to 242,821.05, 364,009.69 and 84,963.39

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Solution

The fourth proportional to 242,821.05, 364,009.69 and 84,963.39 is: 127,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,821.05 : 364,009.69 = 84,963.39 : x
  2. Step 2: Convert to fraction form
    242,821.05/364,009.69 = 84,963.39/x
  3. Step 3: Cross multiply
    242,821.05x = 364,009.69 × 84,963.39
  4. Step 4: Simplify right side
    242,821.05x = 30,927,497,255.25
  5. Step 5: Solve for x
    x = 30,927,497,255.25/242,821.05
  6. Step 6: Final answer
    x = 127,367.45

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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.