Home / 351,750.36-527,570.40-111,832.80

Finding the Fourth Proportional to 351,750.36, 527,570.40 and 111,832.80

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Solution

The fourth proportional to 351,750.36, 527,570.40 and 111,832.80 is: 167,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,750.36 : 527,570.40 = 111,832.80 : x
  2. Step 2: Convert to fraction form
    351,750.36/527,570.40 = 111,832.80/x
  3. Step 3: Cross multiply
    351,750.36x = 527,570.40 × 111,832.80
  4. Step 4: Simplify right side
    351,750.36x = 58,999,675,029.12
  5. Step 5: Solve for x
    x = 58,999,675,029.12/351,750.36
  6. Step 6: Final answer
    x = 167,731.67

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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.