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Finding the Fourth Proportional to 69,606.88, 96,056.98 and 37,775.09

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Solution

The fourth proportional to 69,606.88, 96,056.98 and 37,775.09 is: 52,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,606.88 : 96,056.98 = 37,775.09 : x
  2. Step 2: Convert to fraction form
    69,606.88/96,056.98 = 37,775.09/x
  3. Step 3: Cross multiply
    69,606.88x = 96,056.98 × 37,775.09
  4. Step 4: Simplify right side
    69,606.88x = 3,628,561,210.33
  5. Step 5: Solve for x
    x = 3,628,561,210.33/69,606.88
  6. Step 6: Final answer
    x = 52,129.35

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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.