Home / 45,507.94-68,261.91-17,786.50

Finding the Fourth Proportional to 45,507.94, 68,261.91 and 17,786.50

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Solution

The fourth proportional to 45,507.94, 68,261.91 and 17,786.50 is: 26,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,507.94 : 68,261.91 = 17,786.50 : x
  2. Step 2: Convert to fraction form
    45,507.94/68,261.91 = 17,786.50/x
  3. Step 3: Cross multiply
    45,507.94x = 68,261.91 × 17,786.50
  4. Step 4: Simplify right side
    45,507.94x = 1,214,140,462.22
  5. Step 5: Solve for x
    x = 1,214,140,462.22/45,507.94
  6. Step 6: Final answer
    x = 26,679.75

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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.