Home / 45,401.45-68,101.95-11,667.43

Finding the Fourth Proportional to 45,401.45, 68,101.95 and 11,667.43

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Solution

The fourth proportional to 45,401.45, 68,101.95 and 11,667.43 is: 17,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,401.45 : 68,101.95 = 11,667.43 : x
  2. Step 2: Convert to fraction form
    45,401.45/68,101.95 = 11,667.43/x
  3. Step 3: Cross multiply
    45,401.45x = 68,101.95 × 11,667.43
  4. Step 4: Simplify right side
    45,401.45x = 794,574,734.49
  5. Step 5: Solve for x
    x = 794,574,734.49/45,401.45
  6. Step 6: Final answer
    x = 17,501.09

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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.