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Finding the Fourth Proportional to 104,123.68, 156,075.36 and 33,984.16

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Solution

The fourth proportional to 104,123.68, 156,075.36 and 33,984.16 is: 50,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,123.68 : 156,075.36 = 33,984.16 : x
  2. Step 2: Convert to fraction form
    104,123.68/156,075.36 = 33,984.16/x
  3. Step 3: Cross multiply
    104,123.68x = 156,075.36 × 33,984.16
  4. Step 4: Simplify right side
    104,123.68x = 5,304,090,006.30
  5. Step 5: Solve for x
    x = 5,304,090,006.30/104,123.68
  6. Step 6: Final answer
    x = 50,940.29

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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.