Home / 142,672.30-213,957.97-41,449.29

Finding the Fourth Proportional to 142,672.30, 213,957.97 and 41,449.29

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Solution

The fourth proportional to 142,672.30, 213,957.97 and 41,449.29 is: 62,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,672.30 : 213,957.97 = 41,449.29 : x
  2. Step 2: Convert to fraction form
    142,672.30/213,957.97 = 41,449.29/x
  3. Step 3: Cross multiply
    142,672.30x = 213,957.97 × 41,449.29
  4. Step 4: Simplify right side
    142,672.30x = 8,868,405,946.34
  5. Step 5: Solve for x
    x = 8,868,405,946.34/142,672.30
  6. Step 6: Final answer
    x = 62,159.27

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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.