Home / 148,040.60-221,732.85-121,796.60

Finding the Fourth Proportional to 148,040.60, 221,732.85 and 121,796.60

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Solution

The fourth proportional to 148,040.60, 221,732.85 and 121,796.60 is: 182,425.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,040.60 : 221,732.85 = 121,796.60 : x
  2. Step 2: Convert to fraction form
    148,040.60/221,732.85 = 121,796.60/x
  3. Step 3: Cross multiply
    148,040.60x = 221,732.85 × 121,796.60
  4. Step 4: Simplify right side
    148,040.60x = 27,006,307,238.31
  5. Step 5: Solve for x
    x = 27,006,307,238.31/148,040.60
  6. Step 6: Final answer
    x = 182,425.01

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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.