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Finding the Fourth Proportional to 173,620.10, 260,041.35 and 134,048.90

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Solution

The fourth proportional to 173,620.10, 260,041.35 and 134,048.90 is: 200,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,620.10 : 260,041.35 = 134,048.90 : x
  2. Step 2: Convert to fraction form
    173,620.10/260,041.35 = 134,048.90/x
  3. Step 3: Cross multiply
    173,620.10x = 260,041.35 × 134,048.90
  4. Step 4: Simplify right side
    173,620.10x = 34,858,256,922.02
  5. Step 5: Solve for x
    x = 34,858,256,922.02/173,620.10
  6. Step 6: Final answer
    x = 200,773.16

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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.