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Finding the Fourth Proportional to 111,798.54, 167,698.08 and 32,913.72

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Solution

The fourth proportional to 111,798.54, 167,698.08 and 32,913.72 is: 49,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,798.54 : 167,698.08 = 32,913.72 : x
  2. Step 2: Convert to fraction form
    111,798.54/167,698.08 = 32,913.72/x
  3. Step 3: Cross multiply
    111,798.54x = 167,698.08 × 32,913.72
  4. Step 4: Simplify right side
    111,798.54x = 5,519,567,649.66
  5. Step 5: Solve for x
    x = 5,519,567,649.66/111,798.54
  6. Step 6: Final answer
    x = 49,370.66

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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.