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Finding the Fourth Proportional to 111,607.00, 154,015.09 and 60,619.12

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Solution

The fourth proportional to 111,607.00, 154,015.09 and 60,619.12 is: 83,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,607.00 : 154,015.09 = 60,619.12 : x
  2. Step 2: Convert to fraction form
    111,607.00/154,015.09 = 60,619.12/x
  3. Step 3: Cross multiply
    111,607.00x = 154,015.09 × 60,619.12
  4. Step 4: Simplify right side
    111,607.00x = 9,336,258,685.94
  5. Step 5: Solve for x
    x = 9,336,258,685.94/111,607.00
  6. Step 6: Final answer
    x = 83,652.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.