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Finding the Fourth Proportional to 70,836.35, 97,751.00 and 40,599.99

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Solution

The fourth proportional to 70,836.35, 97,751.00 and 40,599.99 is: 56,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,836.35 : 97,751.00 = 40,599.99 : x
  2. Step 2: Convert to fraction form
    70,836.35/97,751.00 = 40,599.99/x
  3. Step 3: Cross multiply
    70,836.35x = 97,751.00 × 40,599.99
  4. Step 4: Simplify right side
    70,836.35x = 3,968,689,723.99
  5. Step 5: Solve for x
    x = 3,968,689,723.99/70,836.35
  6. Step 6: Final answer
    x = 56,026.18

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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.