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Finding the Fourth Proportional to 112,543.50, 168,816.87 and 29,437.50

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Solution

The fourth proportional to 112,543.50, 168,816.87 and 29,437.50 is: 44,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,543.50 : 168,816.87 = 29,437.50 : x
  2. Step 2: Convert to fraction form
    112,543.50/168,816.87 = 29,437.50/x
  3. Step 3: Cross multiply
    112,543.50x = 168,816.87 × 29,437.50
  4. Step 4: Simplify right side
    112,543.50x = 4,969,546,610.63
  5. Step 5: Solve for x
    x = 4,969,546,610.63/112,543.50
  6. Step 6: Final answer
    x = 44,156.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.