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Finding the Fourth Proportional to 118,896.56, 164,094.08 and 73,589.12

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Solution

The fourth proportional to 118,896.56, 164,094.08 and 73,589.12 is: 101,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,896.56 : 164,094.08 = 73,589.12 : x
  2. Step 2: Convert to fraction form
    118,896.56/164,094.08 = 73,589.12/x
  3. Step 3: Cross multiply
    118,896.56x = 164,094.08 × 73,589.12
  4. Step 4: Simplify right side
    118,896.56x = 12,075,538,944.41
  5. Step 5: Solve for x
    x = 12,075,538,944.41/118,896.56
  6. Step 6: Final answer
    x = 101,563.40

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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.