Home / 46,040.54-69,060.60-12,760.50

Finding the Fourth Proportional to 46,040.54, 69,060.60 and 12,760.50

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Solution

The fourth proportional to 46,040.54, 69,060.60 and 12,760.50 is: 19,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,040.54 : 69,060.60 = 12,760.50 : x
  2. Step 2: Convert to fraction form
    46,040.54/69,060.60 = 12,760.50/x
  3. Step 3: Cross multiply
    46,040.54x = 69,060.60 × 12,760.50
  4. Step 4: Simplify right side
    46,040.54x = 881,247,786.30
  5. Step 5: Solve for x
    x = 881,247,786.30/46,040.54
  6. Step 6: Final answer
    x = 19,140.69

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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.