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Finding the Fourth Proportional to 167,120.71, 250,840.22 and 103,749.03

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Solution

The fourth proportional to 167,120.71, 250,840.22 and 103,749.03 is: 155,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,120.71 : 250,840.22 = 103,749.03 : x
  2. Step 2: Convert to fraction form
    167,120.71/250,840.22 = 103,749.03/x
  3. Step 3: Cross multiply
    167,120.71x = 250,840.22 × 103,749.03
  4. Step 4: Simplify right side
    167,120.71x = 26,024,429,509.99
  5. Step 5: Solve for x
    x = 26,024,429,509.99/167,120.71
  6. Step 6: Final answer
    x = 155,722.35

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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.