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Finding the Fourth Proportional to 111,543.64, 167,303.22 and 32,658.64

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Solution

The fourth proportional to 111,543.64, 167,303.22 and 32,658.64 is: 48,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,543.64 : 167,303.22 = 32,658.64 : x
  2. Step 2: Convert to fraction form
    111,543.64/167,303.22 = 32,658.64/x
  3. Step 3: Cross multiply
    111,543.64x = 167,303.22 × 32,658.64
  4. Step 4: Simplify right side
    111,543.64x = 5,463,895,632.82
  5. Step 5: Solve for x
    x = 5,463,895,632.82/111,543.64
  6. Step 6: Final answer
    x = 48,984.38

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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.