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Finding the Fourth Proportional to 167,239.59, 250,897.65 and 72,485.63

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Solution

The fourth proportional to 167,239.59, 250,897.65 and 72,485.63 is: 108,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,239.59 : 250,897.65 = 72,485.63 : x
  2. Step 2: Convert to fraction form
    167,239.59/250,897.65 = 72,485.63/x
  3. Step 3: Cross multiply
    167,239.59x = 250,897.65 × 72,485.63
  4. Step 4: Simplify right side
    167,239.59x = 18,186,475,459.36
  5. Step 5: Solve for x
    x = 18,186,475,459.36/167,239.59
  6. Step 6: Final answer
    x = 108,745.04

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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.