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Finding the Fourth Proportional to 69,995.16, 104,985.06 and 25,006.92

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Solution

The fourth proportional to 69,995.16, 104,985.06 and 25,006.92 is: 37,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,995.16 : 104,985.06 = 25,006.92 : x
  2. Step 2: Convert to fraction form
    69,995.16/104,985.06 = 25,006.92/x
  3. Step 3: Cross multiply
    69,995.16x = 104,985.06 × 25,006.92
  4. Step 4: Simplify right side
    69,995.16x = 2,625,352,996.62
  5. Step 5: Solve for x
    x = 2,625,352,996.62/69,995.16
  6. Step 6: Final answer
    x = 37,507.64

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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.