Home / 69,165.18-95,455.13-42,325.56

Finding the Fourth Proportional to 69,165.18, 95,455.13 and 42,325.56

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Solution

The fourth proportional to 69,165.18, 95,455.13 and 42,325.56 is: 58,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,165.18 : 95,455.13 = 42,325.56 : x
  2. Step 2: Convert to fraction form
    69,165.18/95,455.13 = 42,325.56/x
  3. Step 3: Cross multiply
    69,165.18x = 95,455.13 × 42,325.56
  4. Step 4: Simplify right side
    69,165.18x = 4,040,191,620.50
  5. Step 5: Solve for x
    x = 4,040,191,620.50/69,165.18
  6. Step 6: Final answer
    x = 58,413.66

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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.