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Finding the Fourth Proportional to 51,063, 70,466.94 and 29,860.08

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Solution

The fourth proportional to 51,063, 70,466.94 and 29,860.08 is: 41,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063 : 70,466.94 = 29,860.08 : x
  2. Step 2: Convert to fraction form
    51,063/70,466.94 = 29,860.08/x
  3. Step 3: Cross multiply
    51,063x = 70,466.94 × 29,860.08
  4. Step 4: Simplify right side
    51,063x = 2,104,148,465.76
  5. Step 5: Solve for x
    x = 2,104,148,465.76/51,063
  6. Step 6: Final answer
    x = 41,206.91

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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.