Home / 104,007.06-143,517.30-58,682.40

Finding the Fourth Proportional to 104,007.06, 143,517.30 and 58,682.40

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Solution

The fourth proportional to 104,007.06, 143,517.30 and 58,682.40 is: 80,974.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,007.06 : 143,517.30 = 58,682.40 : x
  2. Step 2: Convert to fraction form
    104,007.06/143,517.30 = 58,682.40/x
  3. Step 3: Cross multiply
    104,007.06x = 143,517.30 × 58,682.40
  4. Step 4: Simplify right side
    104,007.06x = 8,421,939,605.52
  5. Step 5: Solve for x
    x = 8,421,939,605.52/104,007.06
  6. Step 6: Final answer
    x = 80,974.69

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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.