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Finding the Fourth Proportional to 111,130.84, 166,701.63 and 36,250.84

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Solution

The fourth proportional to 111,130.84, 166,701.63 and 36,250.84 is: 54,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,130.84 : 166,701.63 = 36,250.84 : x
  2. Step 2: Convert to fraction form
    111,130.84/166,701.63 = 36,250.84/x
  3. Step 3: Cross multiply
    111,130.84x = 166,701.63 × 36,250.84
  4. Step 4: Simplify right side
    111,130.84x = 6,043,074,116.87
  5. Step 5: Solve for x
    x = 6,043,074,116.87/111,130.84
  6. Step 6: Final answer
    x = 54,378.01

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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.