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Finding the Fourth Proportional to 69,461.92, 104,197.56 and 34,392.16

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Solution

The fourth proportional to 69,461.92, 104,197.56 and 34,392.16 is: 51,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,461.92 : 104,197.56 = 34,392.16 : x
  2. Step 2: Convert to fraction form
    69,461.92/104,197.56 = 34,392.16/x
  3. Step 3: Cross multiply
    69,461.92x = 104,197.56 × 34,392.16
  4. Step 4: Simplify right side
    69,461.92x = 3,583,579,155.13
  5. Step 5: Solve for x
    x = 3,583,579,155.13/69,461.92
  6. Step 6: Final answer
    x = 51,590.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.