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Finding the Fourth Proportional to 273,038.18, 409,741.77 and 95,546.72

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Solution

The fourth proportional to 273,038.18, 409,741.77 and 95,546.72 is: 143,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,038.18 : 409,741.77 = 95,546.72 : x
  2. Step 2: Convert to fraction form
    273,038.18/409,741.77 = 95,546.72/x
  3. Step 3: Cross multiply
    273,038.18x = 409,741.77 × 95,546.72
  4. Step 4: Simplify right side
    273,038.18x = 39,149,480,121.79
  5. Step 5: Solve for x
    x = 39,149,480,121.79/273,038.18
  6. Step 6: Final answer
    x = 143,384.64

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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.