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Finding the Fourth Proportional to 68,038.14, 93,895.04 and 37,413.57

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Solution

The fourth proportional to 68,038.14, 93,895.04 and 37,413.57 is: 51,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,038.14 : 93,895.04 = 37,413.57 : x
  2. Step 2: Convert to fraction form
    68,038.14/93,895.04 = 37,413.57/x
  3. Step 3: Cross multiply
    68,038.14x = 93,895.04 × 37,413.57
  4. Step 4: Simplify right side
    68,038.14x = 3,512,948,745.23
  5. Step 5: Solve for x
    x = 3,512,948,745.23/68,038.14
  6. Step 6: Final answer
    x = 51,632.05

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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.