Home / 104,771.80-144,585.07-57,025.49

Finding the Fourth Proportional to 104,771.80, 144,585.07 and 57,025.49

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Solution

The fourth proportional to 104,771.80, 144,585.07 and 57,025.49 is: 78,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,771.80 : 144,585.07 = 57,025.49 : x
  2. Step 2: Convert to fraction form
    104,771.80/144,585.07 = 57,025.49/x
  3. Step 3: Cross multiply
    104,771.80x = 144,585.07 × 57,025.49
  4. Step 4: Simplify right side
    104,771.80x = 8,245,034,682.33
  5. Step 5: Solve for x
    x = 8,245,034,682.33/104,771.80
  6. Step 6: Final answer
    x = 78,695.17

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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.