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Finding the Fourth Proportional to 40,601.35, 60,902.03 and 19,807.03

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Solution

The fourth proportional to 40,601.35, 60,902.03 and 19,807.03 is: 29,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,601.35 : 60,902.03 = 19,807.03 : x
  2. Step 2: Convert to fraction form
    40,601.35/60,902.03 = 19,807.03/x
  3. Step 3: Cross multiply
    40,601.35x = 60,902.03 × 19,807.03
  4. Step 4: Simplify right side
    40,601.35x = 1,206,288,349.50
  5. Step 5: Solve for x
    x = 1,206,288,349.50/40,601.35
  6. Step 6: Final answer
    x = 29,710.55

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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.