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Finding the Fourth Proportional to 17,064.60, 25,600.47 and 7,203.93

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Solution

The fourth proportional to 17,064.60, 25,600.47 and 7,203.93 is: 10,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,064.60 : 25,600.47 = 7,203.93 : x
  2. Step 2: Convert to fraction form
    17,064.60/25,600.47 = 7,203.93/x
  3. Step 3: Cross multiply
    17,064.60x = 25,600.47 × 7,203.93
  4. Step 4: Simplify right side
    17,064.60x = 184,423,993.85
  5. Step 5: Solve for x
    x = 184,423,993.85/17,064.60
  6. Step 6: Final answer
    x = 10,807.40

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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.