Home / 264,999.36-365,578.50-157,508.31

Finding the Fourth Proportional to 264,999.36, 365,578.50 and 157,508.31

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Solution

The fourth proportional to 264,999.36, 365,578.50 and 157,508.31 is: 217,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,999.36 : 365,578.50 = 157,508.31 : x
  2. Step 2: Convert to fraction form
    264,999.36/365,578.50 = 157,508.31/x
  3. Step 3: Cross multiply
    264,999.36x = 365,578.50 × 157,508.31
  4. Step 4: Simplify right side
    264,999.36x = 57,581,651,707.34
  5. Step 5: Solve for x
    x = 57,581,651,707.34/264,999.36
  6. Step 6: Final answer
    x = 217,289.78

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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.