Home / 40,106.43-55,347.75-22,202.67

Finding the Fourth Proportional to 40,106.43, 55,347.75 and 22,202.67

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Solution

The fourth proportional to 40,106.43, 55,347.75 and 22,202.67 is: 30,640.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106.43 : 55,347.75 = 22,202.67 : x
  2. Step 2: Convert to fraction form
    40,106.43/55,347.75 = 22,202.67/x
  3. Step 3: Cross multiply
    40,106.43x = 55,347.75 × 22,202.67
  4. Step 4: Simplify right side
    40,106.43x = 1,228,867,828.49
  5. Step 5: Solve for x
    x = 1,228,867,828.49/40,106.43
  6. Step 6: Final answer
    x = 30,640.17

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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.