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Finding the Fourth Proportional to 111,902.52, 167,811.30 and 37,000.20

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Solution

The fourth proportional to 111,902.52, 167,811.30 and 37,000.20 is: 55,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,902.52 : 167,811.30 = 37,000.20 : x
  2. Step 2: Convert to fraction form
    111,902.52/167,811.30 = 37,000.20/x
  3. Step 3: Cross multiply
    111,902.52x = 167,811.30 × 37,000.20
  4. Step 4: Simplify right side
    111,902.52x = 6,209,051,662.26
  5. Step 5: Solve for x
    x = 6,209,051,662.26/111,902.52
  6. Step 6: Final answer
    x = 55,486.25

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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.