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Finding the Fourth Proportional to 173,379.32, 260,105.34 and 98,534.12

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Solution

The fourth proportional to 173,379.32, 260,105.34 and 98,534.12 is: 147,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,379.32 : 260,105.34 = 98,534.12 : x
  2. Step 2: Convert to fraction form
    173,379.32/260,105.34 = 98,534.12/x
  3. Step 3: Cross multiply
    173,379.32x = 260,105.34 × 98,534.12
  4. Step 4: Simplify right side
    173,379.32x = 25,629,250,784.20
  5. Step 5: Solve for x
    x = 25,629,250,784.20/173,379.32
  6. Step 6: Final answer
    x = 147,821.84

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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.