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Finding the Fourth Proportional to 170,523.70, 235,322.22 and 98,945.62

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Solution

The fourth proportional to 170,523.70, 235,322.22 and 98,945.62 is: 136,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,523.70 : 235,322.22 = 98,945.62 : x
  2. Step 2: Convert to fraction form
    170,523.70/235,322.22 = 98,945.62/x
  3. Step 3: Cross multiply
    170,523.70x = 235,322.22 × 98,945.62
  4. Step 4: Simplify right side
    170,523.70x = 23,284,102,957.68
  5. Step 5: Solve for x
    x = 23,284,102,957.68/170,523.70
  6. Step 6: Final answer
    x = 136,544.67

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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.