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Finding the Fourth Proportional to 98,351.58, 147,586.50 and 35,166.72

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Solution

The fourth proportional to 98,351.58, 147,586.50 and 35,166.72 is: 52,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,351.58 : 147,586.50 = 35,166.72 : x
  2. Step 2: Convert to fraction form
    98,351.58/147,586.50 = 35,166.72/x
  3. Step 3: Cross multiply
    98,351.58x = 147,586.50 × 35,166.72
  4. Step 4: Simplify right side
    98,351.58x = 5,190,133,121.28
  5. Step 5: Solve for x
    x = 5,190,133,121.28/98,351.58
  6. Step 6: Final answer
    x = 52,771.22

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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.