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Finding the Fourth Proportional to 46,370.88, 69,400.80 and 38,050.56

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Solution

The fourth proportional to 46,370.88, 69,400.80 and 38,050.56 is: 56,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,370.88 : 69,400.80 = 38,050.56 : x
  2. Step 2: Convert to fraction form
    46,370.88/69,400.80 = 38,050.56/x
  3. Step 3: Cross multiply
    46,370.88x = 69,400.80 × 38,050.56
  4. Step 4: Simplify right side
    46,370.88x = 2,640,739,304.45
  5. Step 5: Solve for x
    x = 2,640,739,304.45/46,370.88
  6. Step 6: Final answer
    x = 56,948.22

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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.