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Finding the Fourth Proportional to 173,469.56, 260,027.10 and 98,431.20

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Solution

The fourth proportional to 173,469.56, 260,027.10 and 98,431.20 is: 147,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,469.56 : 260,027.10 = 98,431.20 : x
  2. Step 2: Convert to fraction form
    173,469.56/260,027.10 = 98,431.20/x
  3. Step 3: Cross multiply
    173,469.56x = 260,027.10 × 98,431.20
  4. Step 4: Simplify right side
    173,469.56x = 25,594,779,485.52
  5. Step 5: Solve for x
    x = 25,594,779,485.52/173,469.56
  6. Step 6: Final answer
    x = 147,546.23

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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.