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Finding the Fourth Proportional to 111,885.55, 167,811.66 and 37,006.12

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Solution

The fourth proportional to 111,885.55, 167,811.66 and 37,006.12 is: 55,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,885.55 : 167,811.66 = 37,006.12 : x
  2. Step 2: Convert to fraction form
    111,885.55/167,811.66 = 37,006.12/x
  3. Step 3: Cross multiply
    111,885.55x = 167,811.66 × 37,006.12
  4. Step 4: Simplify right side
    111,885.55x = 6,210,058,427.36
  5. Step 5: Solve for x
    x = 6,210,058,427.36/111,885.55
  6. Step 6: Final answer
    x = 55,503.67

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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.