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Finding the Fourth Proportional to 51,103.01, 70,482.14 and 33,203.83

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Solution

The fourth proportional to 51,103.01, 70,482.14 and 33,203.83 is: 45,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,103.01 : 70,482.14 = 33,203.83 : x
  2. Step 2: Convert to fraction form
    51,103.01/70,482.14 = 33,203.83/x
  3. Step 3: Cross multiply
    51,103.01x = 70,482.14 × 33,203.83
  4. Step 4: Simplify right side
    51,103.01x = 2,340,276,994.60
  5. Step 5: Solve for x
    x = 2,340,276,994.60/51,103.01
  6. Step 6: Final answer
    x = 45,795.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.