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Finding the Fourth Proportional to 197,453.95, 295,912.54 and 83,507.04

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Solution

The fourth proportional to 197,453.95, 295,912.54 and 83,507.04 is: 125,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,453.95 : 295,912.54 = 83,507.04 : x
  2. Step 2: Convert to fraction form
    197,453.95/295,912.54 = 83,507.04/x
  3. Step 3: Cross multiply
    197,453.95x = 295,912.54 × 83,507.04
  4. Step 4: Simplify right side
    197,453.95x = 24,710,780,314.28
  5. Step 5: Solve for x
    x = 24,710,780,314.28/197,453.95
  6. Step 6: Final answer
    x = 125,147.05

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1.5x scale

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.