Home / 65,480.23-98,220.36-18,733.11

Finding the Fourth Proportional to 65,480.23, 98,220.36 and 18,733.11

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Solution

The fourth proportional to 65,480.23, 98,220.36 and 18,733.11 is: 28,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,480.23 : 98,220.36 = 18,733.11 : x
  2. Step 2: Convert to fraction form
    65,480.23/98,220.36 = 18,733.11/x
  3. Step 3: Cross multiply
    65,480.23x = 98,220.36 × 18,733.11
  4. Step 4: Simplify right side
    65,480.23x = 1,839,972,808.12
  5. Step 5: Solve for x
    x = 1,839,972,808.12/65,480.23
  6. Step 6: Final answer
    x = 28,099.67

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Similar ratio
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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.