Home / 197,063.55-271,947.96-112,180.50

Finding the Fourth Proportional to 197,063.55, 271,947.96 and 112,180.50

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Solution

The fourth proportional to 197,063.55, 271,947.96 and 112,180.50 is: 154,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,063.55 : 271,947.96 = 112,180.50 : x
  2. Step 2: Convert to fraction form
    197,063.55/271,947.96 = 112,180.50/x
  3. Step 3: Cross multiply
    197,063.55x = 271,947.96 × 112,180.50
  4. Step 4: Simplify right side
    197,063.55x = 30,507,258,126.78
  5. Step 5: Solve for x
    x = 30,507,258,126.78/197,063.55
  6. Step 6: Final answer
    x = 154,809.24

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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.