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Finding the Fourth Proportional to 36,998.60, 55,497.90 and 32,916.20

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Solution

The fourth proportional to 36,998.60, 55,497.90 and 32,916.20 is: 49,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,998.60 : 55,497.90 = 32,916.20 : x
  2. Step 2: Convert to fraction form
    36,998.60/55,497.90 = 32,916.20/x
  3. Step 3: Cross multiply
    36,998.60x = 55,497.90 × 32,916.20
  4. Step 4: Simplify right side
    36,998.60x = 1,826,779,975.98
  5. Step 5: Solve for x
    x = 1,826,779,975.98/36,998.60
  6. Step 6: Final answer
    x = 49,374.30

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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.