Home / 130,744.83-196,222.34-67,583.48

Finding the Fourth Proportional to 130,744.83, 196,222.34 and 67,583.48

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Solution

The fourth proportional to 130,744.83, 196,222.34 and 67,583.48 is: 101,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,744.83 : 196,222.34 = 67,583.48 : x
  2. Step 2: Convert to fraction form
    130,744.83/196,222.34 = 67,583.48/x
  3. Step 3: Cross multiply
    130,744.83x = 196,222.34 × 67,583.48
  4. Step 4: Simplify right side
    130,744.83x = 13,261,387,271.91
  5. Step 5: Solve for x
    x = 13,261,387,271.91/130,744.83
  6. Step 6: Final answer
    x = 101,429.53

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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.