Home / 132,001.05-198,001.58-104,007.45

Finding the Fourth Proportional to 132,001.05, 198,001.58 and 104,007.45

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Solution

The fourth proportional to 132,001.05, 198,001.58 and 104,007.45 is: 156,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.05 : 198,001.58 = 104,007.45 : x
  2. Step 2: Convert to fraction form
    132,001.05/198,001.58 = 104,007.45/x
  3. Step 3: Cross multiply
    132,001.05x = 198,001.58 × 104,007.45
  4. Step 4: Simplify right side
    132,001.05x = 20,593,638,911.73
  5. Step 5: Solve for x
    x = 20,593,638,911.73/132,001.05
  6. Step 6: Final answer
    x = 156,011.18

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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.