Home / 101,946.34-140,629.28-94,729.84

Finding the Fourth Proportional to 101,946.34, 140,629.28 and 94,729.84

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Solution

The fourth proportional to 101,946.34, 140,629.28 and 94,729.84 is: 130,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,946.34 : 140,629.28 = 94,729.84 : x
  2. Step 2: Convert to fraction form
    101,946.34/140,629.28 = 94,729.84/x
  3. Step 3: Cross multiply
    101,946.34x = 140,629.28 × 94,729.84
  4. Step 4: Simplify right side
    101,946.34x = 13,321,789,193.72
  5. Step 5: Solve for x
    x = 13,321,789,193.72/101,946.34
  6. Step 6: Final answer
    x = 130,674.52

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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.