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Finding the Fourth Proportional to 75,846.70, 104,623.35 and 49,005.03

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Solution

The fourth proportional to 75,846.70, 104,623.35 and 49,005.03 is: 67,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,846.70 : 104,623.35 = 49,005.03 : x
  2. Step 2: Convert to fraction form
    75,846.70/104,623.35 = 49,005.03/x
  3. Step 3: Cross multiply
    75,846.70x = 104,623.35 × 49,005.03
  4. Step 4: Simplify right side
    75,846.70x = 5,127,070,393.33
  5. Step 5: Solve for x
    x = 5,127,070,393.33/75,846.70
  6. Step 6: Final answer
    x = 67,597.81

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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.