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Finding the Fourth Proportional to 173,942.25, 240,041.21 and 97,461.50

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Solution

The fourth proportional to 173,942.25, 240,041.21 and 97,461.50 is: 134,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,942.25 : 240,041.21 = 97,461.50 : x
  2. Step 2: Convert to fraction form
    173,942.25/240,041.21 = 97,461.50/x
  3. Step 3: Cross multiply
    173,942.25x = 240,041.21 × 97,461.50
  4. Step 4: Simplify right side
    173,942.25x = 23,394,774,700.90
  5. Step 5: Solve for x
    x = 23,394,774,700.90/173,942.25
  6. Step 6: Final answer
    x = 134,497.37

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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.