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Finding the Fourth Proportional to 32,703.75, 49,055.63 and 10,516.64

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Solution

The fourth proportional to 32,703.75, 49,055.63 and 10,516.64 is: 15,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.75 : 49,055.63 = 10,516.64 : x
  2. Step 2: Convert to fraction form
    32,703.75/49,055.63 = 10,516.64/x
  3. Step 3: Cross multiply
    32,703.75x = 49,055.63 × 10,516.64
  4. Step 4: Simplify right side
    32,703.75x = 515,900,102.82
  5. Step 5: Solve for x
    x = 515,900,102.82/32,703.75
  6. Step 6: Final answer
    x = 15,774.95

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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.