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Finding the Fourth Proportional to 57,327.68, 85,889.68 and 48,922.40

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Solution

The fourth proportional to 57,327.68, 85,889.68 and 48,922.40 is: 73,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,327.68 : 85,889.68 = 48,922.40 : x
  2. Step 2: Convert to fraction form
    57,327.68/85,889.68 = 48,922.40/x
  3. Step 3: Cross multiply
    57,327.68x = 85,889.68 × 48,922.40
  4. Step 4: Simplify right side
    57,327.68x = 4,201,929,280.83
  5. Step 5: Solve for x
    x = 4,201,929,280.83/57,327.68
  6. Step 6: Final answer
    x = 73,296.69

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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.