Home / 196,268.90-294,100.95-146,113.70

Finding the Fourth Proportional to 196,268.90, 294,100.95 and 146,113.70

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Solution

The fourth proportional to 196,268.90, 294,100.95 and 146,113.70 is: 218,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,268.90 : 294,100.95 = 146,113.70 : x
  2. Step 2: Convert to fraction form
    196,268.90/294,100.95 = 146,113.70/x
  3. Step 3: Cross multiply
    196,268.90x = 294,100.95 × 146,113.70
  4. Step 4: Simplify right side
    196,268.90x = 42,972,177,978.02
  5. Step 5: Solve for x
    x = 42,972,177,978.02/196,268.90
  6. Step 6: Final answer
    x = 218,945.43

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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.