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Finding the Fourth Proportional to 200,027.93, 300,071.74 and 73,658.46

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Solution

The fourth proportional to 200,027.93, 300,071.74 and 73,658.46 is: 110,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,027.93 : 300,071.74 = 73,658.46 : x
  2. Step 2: Convert to fraction form
    200,027.93/300,071.74 = 73,658.46/x
  3. Step 3: Cross multiply
    200,027.93x = 300,071.74 × 73,658.46
  4. Step 4: Simplify right side
    200,027.93x = 22,102,823,337.15
  5. Step 5: Solve for x
    x = 22,102,823,337.15/200,027.93
  6. Step 6: Final answer
    x = 110,498.69

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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.