Home / 130,698.21-196,048.53-37,203.96

Finding the Fourth Proportional to 130,698.21, 196,048.53 and 37,203.96

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Solution

The fourth proportional to 130,698.21, 196,048.53 and 37,203.96 is: 55,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,698.21 : 196,048.53 = 37,203.96 : x
  2. Step 2: Convert to fraction form
    130,698.21/196,048.53 = 37,203.96/x
  3. Step 3: Cross multiply
    130,698.21x = 196,048.53 × 37,203.96
  4. Step 4: Simplify right side
    130,698.21x = 7,293,781,668.18
  5. Step 5: Solve for x
    x = 7,293,781,668.18/130,698.21
  6. Step 6: Final answer
    x = 55,806.29

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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.