Home / 46,942.21-70,413.45-13,663.09

Finding the Fourth Proportional to 46,942.21, 70,413.45 and 13,663.09

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Solution

The fourth proportional to 46,942.21, 70,413.45 and 13,663.09 is: 20,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,942.21 : 70,413.45 = 13,663.09 : x
  2. Step 2: Convert to fraction form
    46,942.21/70,413.45 = 13,663.09/x
  3. Step 3: Cross multiply
    46,942.21x = 70,413.45 × 13,663.09
  4. Step 4: Simplify right side
    46,942.21x = 962,064,884.18
  5. Step 5: Solve for x
    x = 962,064,884.18/46,942.21
  6. Step 6: Final answer
    x = 20,494.67

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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.