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Finding the Fourth Proportional to 58,480.75, 80,698.53 and 34,603.24

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Solution

The fourth proportional to 58,480.75, 80,698.53 and 34,603.24 is: 47,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,480.75 : 80,698.53 = 34,603.24 : x
  2. Step 2: Convert to fraction form
    58,480.75/80,698.53 = 34,603.24/x
  3. Step 3: Cross multiply
    58,480.75x = 80,698.53 × 34,603.24
  4. Step 4: Simplify right side
    58,480.75x = 2,792,430,601.24
  5. Step 5: Solve for x
    x = 2,792,430,601.24/58,480.75
  6. Step 6: Final answer
    x = 47,749.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.