Home / 40,153.82-55,408.34-23,159.62

Finding the Fourth Proportional to 40,153.82, 55,408.34 and 23,159.62

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Solution

The fourth proportional to 40,153.82, 55,408.34 and 23,159.62 is: 31,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.82 : 55,408.34 = 23,159.62 : x
  2. Step 2: Convert to fraction form
    40,153.82/55,408.34 = 23,159.62/x
  3. Step 3: Cross multiply
    40,153.82x = 55,408.34 × 23,159.62
  4. Step 4: Simplify right side
    40,153.82x = 1,283,235,706.39
  5. Step 5: Solve for x
    x = 1,283,235,706.39/40,153.82
  6. Step 6: Final answer
    x = 31,958.00

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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.