Home / 197,652.11-272,756.61-107,007.34

Finding the Fourth Proportional to 197,652.11, 272,756.61 and 107,007.34

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Solution

The fourth proportional to 197,652.11, 272,756.61 and 107,007.34 is: 147,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,652.11 : 272,756.61 = 107,007.34 : x
  2. Step 2: Convert to fraction form
    197,652.11/272,756.61 = 107,007.34/x
  3. Step 3: Cross multiply
    197,652.11x = 272,756.61 × 107,007.34
  4. Step 4: Simplify right side
    197,652.11x = 29,186,959,303.52
  5. Step 5: Solve for x
    x = 29,186,959,303.52/197,652.11
  6. Step 6: Final answer
    x = 147,668.34

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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.