Home / 148,546.69-204,994.77-84,884.33

Finding the Fourth Proportional to 148,546.69, 204,994.77 and 84,884.33

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Solution

The fourth proportional to 148,546.69, 204,994.77 and 84,884.33 is: 117,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,546.69 : 204,994.77 = 84,884.33 : x
  2. Step 2: Convert to fraction form
    148,546.69/204,994.77 = 84,884.33/x
  3. Step 3: Cross multiply
    148,546.69x = 204,994.77 × 84,884.33
  4. Step 4: Simplify right side
    148,546.69x = 17,400,843,899.12
  5. Step 5: Solve for x
    x = 17,400,843,899.12/148,546.69
  6. Step 6: Final answer
    x = 117,140.57

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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.