Home / 70,939.23-106,440.20-37,197.19

Finding the Fourth Proportional to 70,939.23, 106,440.20 and 37,197.19

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Solution

The fourth proportional to 70,939.23, 106,440.20 and 37,197.19 is: 55,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,939.23 : 106,440.20 = 37,197.19 : x
  2. Step 2: Convert to fraction form
    70,939.23/106,440.20 = 37,197.19/x
  3. Step 3: Cross multiply
    70,939.23x = 106,440.20 × 37,197.19
  4. Step 4: Simplify right side
    70,939.23x = 3,959,276,343.04
  5. Step 5: Solve for x
    x = 3,959,276,343.04/70,939.23
  6. Step 6: Final answer
    x = 55,812.23

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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.