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Finding the Fourth Proportional to 111,774.92, 167,683.08 and 36,900.28

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Solution

The fourth proportional to 111,774.92, 167,683.08 and 36,900.28 is: 55,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,774.92 : 167,683.08 = 36,900.28 : x
  2. Step 2: Convert to fraction form
    111,774.92/167,683.08 = 36,900.28/x
  3. Step 3: Cross multiply
    111,774.92x = 167,683.08 × 36,900.28
  4. Step 4: Simplify right side
    111,774.92x = 6,187,552,603.26
  5. Step 5: Solve for x
    x = 6,187,552,603.26/111,774.92
  6. Step 6: Final answer
    x = 55,357.25

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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.