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Finding the Fourth Proportional to 167,271.44, 230,681.48 and 109,887.98

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Solution

The fourth proportional to 167,271.44, 230,681.48 and 109,887.98 is: 151,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,271.44 : 230,681.48 = 109,887.98 : x
  2. Step 2: Convert to fraction form
    167,271.44/230,681.48 = 109,887.98/x
  3. Step 3: Cross multiply
    167,271.44x = 230,681.48 × 109,887.98
  4. Step 4: Simplify right side
    167,271.44x = 25,349,120,157.76
  5. Step 5: Solve for x
    x = 25,349,120,157.76/167,271.44
  6. Step 6: Final answer
    x = 151,544.82

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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.