Home / 196,355.03-294,535.50-74,782.29

Finding the Fourth Proportional to 196,355.03, 294,535.50 and 74,782.29

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Solution

The fourth proportional to 196,355.03, 294,535.50 and 74,782.29 is: 112,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,355.03 : 294,535.50 = 74,782.29 : x
  2. Step 2: Convert to fraction form
    196,355.03/294,535.50 = 74,782.29/x
  3. Step 3: Cross multiply
    196,355.03x = 294,535.50 × 74,782.29
  4. Step 4: Simplify right side
    196,355.03x = 22,026,038,895.86
  5. Step 5: Solve for x
    x = 22,026,038,895.86/196,355.03
  6. Step 6: Final answer
    x = 112,174.56

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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.