Home / 38,390.06-57,477.54-29,000.54

Finding the Fourth Proportional to 38,390.06, 57,477.54 and 29,000.54

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Solution

The fourth proportional to 38,390.06, 57,477.54 and 29,000.54 is: 43,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,390.06 : 57,477.54 = 29,000.54 : x
  2. Step 2: Convert to fraction form
    38,390.06/57,477.54 = 29,000.54/x
  3. Step 3: Cross multiply
    38,390.06x = 57,477.54 × 29,000.54
  4. Step 4: Simplify right side
    38,390.06x = 1,666,879,697.87
  5. Step 5: Solve for x
    x = 1,666,879,697.87/38,390.06
  6. Step 6: Final answer
    x = 43,419.56

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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.