Home / 197,834.03-272,994.34-111,800.49

Finding the Fourth Proportional to 197,834.03, 272,994.34 and 111,800.49

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Solution

The fourth proportional to 197,834.03, 272,994.34 and 111,800.49 is: 154,275.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,834.03 : 272,994.34 = 111,800.49 : x
  2. Step 2: Convert to fraction form
    197,834.03/272,994.34 = 111,800.49/x
  3. Step 3: Cross multiply
    197,834.03x = 272,994.34 × 111,800.49
  4. Step 4: Simplify right side
    197,834.03x = 30,520,900,979.23
  5. Step 5: Solve for x
    x = 30,520,900,979.23/197,834.03
  6. Step 6: Final answer
    x = 154,275.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.