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Finding the Fourth Proportional to 199,725.56, 299,571.90 and 59,484.20

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Solution

The fourth proportional to 199,725.56, 299,571.90 and 59,484.20 is: 89,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,725.56 : 299,571.90 = 59,484.20 : x
  2. Step 2: Convert to fraction form
    199,725.56/299,571.90 = 59,484.20/x
  3. Step 3: Cross multiply
    199,725.56x = 299,571.90 × 59,484.20
  4. Step 4: Simplify right side
    199,725.56x = 17,819,794,813.98
  5. Step 5: Solve for x
    x = 17,819,794,813.98/199,725.56
  6. Step 6: Final answer
    x = 89,221.40

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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.