Home / 147,782.26-203,940.80-84,124.14

Finding the Fourth Proportional to 147,782.26, 203,940.80 and 84,124.14

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Solution

The fourth proportional to 147,782.26, 203,940.80 and 84,124.14 is: 116,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,782.26 : 203,940.80 = 84,124.14 : x
  2. Step 2: Convert to fraction form
    147,782.26/203,940.80 = 84,124.14/x
  3. Step 3: Cross multiply
    147,782.26x = 203,940.80 × 84,124.14
  4. Step 4: Simplify right side
    147,782.26x = 17,156,344,410.91
  5. Step 5: Solve for x
    x = 17,156,344,410.91/147,782.26
  6. Step 6: Final answer
    x = 116,092.04

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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.