Home / 75,503.11-104,194.50-41,515.07

Finding the Fourth Proportional to 75,503.11, 104,194.50 and 41,515.07

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Solution

The fourth proportional to 75,503.11, 104,194.50 and 41,515.07 is: 57,290.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,503.11 : 104,194.50 = 41,515.07 : x
  2. Step 2: Convert to fraction form
    75,503.11/104,194.50 = 41,515.07/x
  3. Step 3: Cross multiply
    75,503.11x = 104,194.50 × 41,515.07
  4. Step 4: Simplify right side
    75,503.11x = 4,325,641,961.12
  5. Step 5: Solve for x
    x = 4,325,641,961.12/75,503.11
  6. Step 6: Final answer
    x = 57,290.91

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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.