Home / 98,505.24-147,772.43-36,170.88

Finding the Fourth Proportional to 98,505.24, 147,772.43 and 36,170.88

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Solution

The fourth proportional to 98,505.24, 147,772.43 and 36,170.88 is: 54,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,505.24 : 147,772.43 = 36,170.88 : x
  2. Step 2: Convert to fraction form
    98,505.24/147,772.43 = 36,170.88/x
  3. Step 3: Cross multiply
    98,505.24x = 147,772.43 × 36,170.88
  4. Step 4: Simplify right side
    98,505.24x = 5,345,058,832.84
  5. Step 5: Solve for x
    x = 5,345,058,832.84/98,505.24
  6. Step 6: Final answer
    x = 54,261.67

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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.