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Finding the Fourth Proportional to 172,630.08, 238,303.24 and 116,074.24

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Solution

The fourth proportional to 172,630.08, 238,303.24 and 116,074.24 is: 160,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,630.08 : 238,303.24 = 116,074.24 : x
  2. Step 2: Convert to fraction form
    172,630.08/238,303.24 = 116,074.24/x
  3. Step 3: Cross multiply
    172,630.08x = 238,303.24 × 116,074.24
  4. Step 4: Simplify right side
    172,630.08x = 27,660,867,472.54
  5. Step 5: Solve for x
    x = 27,660,867,472.54/172,630.08
  6. Step 6: Final answer
    x = 160,232.03

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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.