Home / 43,184.37-64,778.88-13,604.52

Finding the Fourth Proportional to 43,184.37, 64,778.88 and 13,604.52

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Solution

The fourth proportional to 43,184.37, 64,778.88 and 13,604.52 is: 20,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,184.37 : 64,778.88 = 13,604.52 : x
  2. Step 2: Convert to fraction form
    43,184.37/64,778.88 = 13,604.52/x
  3. Step 3: Cross multiply
    43,184.37x = 64,778.88 × 13,604.52
  4. Step 4: Simplify right side
    43,184.37x = 881,285,534.53
  5. Step 5: Solve for x
    x = 881,285,534.53/43,184.37
  6. Step 6: Final answer
    x = 20,407.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.