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Finding the Fourth Proportional to 38,603.94, 57,774.42 and 32,370.99

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Solution

The fourth proportional to 38,603.94, 57,774.42 and 32,370.99 is: 48,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,603.94 : 57,774.42 = 32,370.99 : x
  2. Step 2: Convert to fraction form
    38,603.94/57,774.42 = 32,370.99/x
  3. Step 3: Cross multiply
    38,603.94x = 57,774.42 × 32,370.99
  4. Step 4: Simplify right side
    38,603.94x = 1,870,215,172.08
  5. Step 5: Solve for x
    x = 1,870,215,172.08/38,603.94
  6. Step 6: Final answer
    x = 48,446.23

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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.