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Finding the Fourth Proportional to 200,050.56, 300,045.60 and 59,821.20

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Solution

The fourth proportional to 200,050.56, 300,045.60 and 59,821.20 is: 89,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,050.56 : 300,045.60 = 59,821.20 : x
  2. Step 2: Convert to fraction form
    200,050.56/300,045.60 = 59,821.20/x
  3. Step 3: Cross multiply
    200,050.56x = 300,045.60 × 59,821.20
  4. Step 4: Simplify right side
    200,050.56x = 17,949,087,846.72
  5. Step 5: Solve for x
    x = 17,949,087,846.72/200,050.56
  6. Step 6: Final answer
    x = 89,722.76

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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.