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Finding the Fourth Proportional to 101,598.98, 140,274.41 and 63,373.86

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Solution

The fourth proportional to 101,598.98, 140,274.41 and 63,373.86 is: 87,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,598.98 : 140,274.41 = 63,373.86 : x
  2. Step 2: Convert to fraction form
    101,598.98/140,274.41 = 63,373.86/x
  3. Step 3: Cross multiply
    101,598.98x = 140,274.41 × 63,373.86
  4. Step 4: Simplify right side
    101,598.98x = 8,889,730,504.05
  5. Step 5: Solve for x
    x = 8,889,730,504.05/101,598.98
  6. Step 6: Final answer
    x = 87,498.23

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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.