Home / 147,475.01-203,532.79-83,822.37

Finding the Fourth Proportional to 147,475.01, 203,532.79 and 83,822.37

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Solution

The fourth proportional to 147,475.01, 203,532.79 and 83,822.37 is: 115,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,475.01 : 203,532.79 = 83,822.37 : x
  2. Step 2: Convert to fraction form
    147,475.01/203,532.79 = 83,822.37/x
  3. Step 3: Cross multiply
    147,475.01x = 203,532.79 × 83,822.37
  4. Step 4: Simplify right side
    147,475.01x = 17,060,601,698.54
  5. Step 5: Solve for x
    x = 17,060,601,698.54/147,475.01
  6. Step 6: Final answer
    x = 115,684.70

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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.