Home / 197,564.52-272,628.58-108,123.24

Finding the Fourth Proportional to 197,564.52, 272,628.58 and 108,123.24

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Solution

The fourth proportional to 197,564.52, 272,628.58 and 108,123.24 is: 149,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,564.52 : 272,628.58 = 108,123.24 : x
  2. Step 2: Convert to fraction form
    197,564.52/272,628.58 = 108,123.24/x
  3. Step 3: Cross multiply
    197,564.52x = 272,628.58 × 108,123.24
  4. Step 4: Simplify right side
    197,564.52x = 29,477,485,386.20
  5. Step 5: Solve for x
    x = 29,477,485,386.20/197,564.52
  6. Step 6: Final answer
    x = 149,204.35

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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.