Home / 103,846.80-143,309.16-58,525.50

Finding the Fourth Proportional to 103,846.80, 143,309.16 and 58,525.50

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Solution

The fourth proportional to 103,846.80, 143,309.16 and 58,525.50 is: 80,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,846.80 : 143,309.16 = 58,525.50 : x
  2. Step 2: Convert to fraction form
    103,846.80/143,309.16 = 58,525.50/x
  3. Step 3: Cross multiply
    103,846.80x = 143,309.16 × 58,525.50
  4. Step 4: Simplify right side
    103,846.80x = 8,387,240,243.58
  5. Step 5: Solve for x
    x = 8,387,240,243.58/103,846.80
  6. Step 6: Final answer
    x = 80,765.51

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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.