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Finding the Fourth Proportional to 70,904, 97,848.74 and 45,797.24

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Solution

The fourth proportional to 70,904, 97,848.74 and 45,797.24 is: 63,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,904 : 97,848.74 = 45,797.24 : x
  2. Step 2: Convert to fraction form
    70,904/97,848.74 = 45,797.24/x
  3. Step 3: Cross multiply
    70,904x = 97,848.74 × 45,797.24
  4. Step 4: Simplify right side
    70,904x = 4,481,202,229.48
  5. Step 5: Solve for x
    x = 4,481,202,229.48/70,904
  6. Step 6: Final answer
    x = 63,200.98

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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.