Home / 147,608.44-203,704.14-83,955.40

Finding the Fourth Proportional to 147,608.44, 203,704.14 and 83,955.40

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Solution

The fourth proportional to 147,608.44, 203,704.14 and 83,955.40 is: 115,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,608.44 : 203,704.14 = 83,955.40 : x
  2. Step 2: Convert to fraction form
    147,608.44/203,704.14 = 83,955.40/x
  3. Step 3: Cross multiply
    147,608.44x = 203,704.14 × 83,955.40
  4. Step 4: Simplify right side
    147,608.44x = 17,102,062,555.36
  5. Step 5: Solve for x
    x = 17,102,062,555.36/147,608.44
  6. Step 6: Final answer
    x = 115,861.01

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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.