Home / 157,566.90-236,174.76-82,695.54

Finding the Fourth Proportional to 157,566.90, 236,174.76 and 82,695.54

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Solution

The fourth proportional to 157,566.90, 236,174.76 and 82,695.54 is: 123,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,566.90 : 236,174.76 = 82,695.54 : x
  2. Step 2: Convert to fraction form
    157,566.90/236,174.76 = 82,695.54/x
  3. Step 3: Cross multiply
    157,566.90x = 236,174.76 × 82,695.54
  4. Step 4: Simplify right side
    157,566.90x = 19,530,599,312.57
  5. Step 5: Solve for x
    x = 19,530,599,312.57/157,566.90
  6. Step 6: Final answer
    x = 123,951.16

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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.