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Finding the Fourth Proportional to 70,604.56, 97,437.00 and 40,395.26

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Solution

The fourth proportional to 70,604.56, 97,437.00 and 40,395.26 is: 55,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,604.56 : 97,437.00 = 40,395.26 : x
  2. Step 2: Convert to fraction form
    70,604.56/97,437.00 = 40,395.26/x
  3. Step 3: Cross multiply
    70,604.56x = 97,437.00 × 40,395.26
  4. Step 4: Simplify right side
    70,604.56x = 3,935,992,682.00
  5. Step 5: Solve for x
    x = 3,935,992,682.00/70,604.56
  6. Step 6: Final answer
    x = 55,747.00

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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.