Home / 148,199.82-204,513.84-84,538.68

Finding the Fourth Proportional to 148,199.82, 204,513.84 and 84,538.68

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Solution

The fourth proportional to 148,199.82, 204,513.84 and 84,538.68 is: 116,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,199.82 : 204,513.84 = 84,538.68 : x
  2. Step 2: Convert to fraction form
    148,199.82/204,513.84 = 84,538.68/x
  3. Step 3: Cross multiply
    148,199.82x = 204,513.84 × 84,538.68
  4. Step 4: Simplify right side
    148,199.82x = 17,289,330,075.33
  5. Step 5: Solve for x
    x = 17,289,330,075.33/148,199.82
  6. Step 6: Final answer
    x = 116,662.29

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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.