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Finding the Fourth Proportional to 170,469.36, 235,299.33 and 98,866.98

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Solution

The fourth proportional to 170,469.36, 235,299.33 and 98,866.98 is: 136,466.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,469.36 : 235,299.33 = 98,866.98 : x
  2. Step 2: Convert to fraction form
    170,469.36/235,299.33 = 98,866.98/x
  3. Step 3: Cross multiply
    170,469.36x = 235,299.33 × 98,866.98
  4. Step 4: Simplify right side
    170,469.36x = 23,263,334,153.12
  5. Step 5: Solve for x
    x = 23,263,334,153.12/170,469.36
  6. Step 6: Final answer
    x = 136,466.37

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1.5x scale

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.