Home / 89,236.92-123,126.30-53,413.32

Finding the Fourth Proportional to 89,236.92, 123,126.30 and 53,413.32

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Solution

The fourth proportional to 89,236.92, 123,126.30 and 53,413.32 is: 73,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,236.92 : 123,126.30 = 53,413.32 : x
  2. Step 2: Convert to fraction form
    89,236.92/123,126.30 = 53,413.32/x
  3. Step 3: Cross multiply
    89,236.92x = 123,126.30 × 53,413.32
  4. Step 4: Simplify right side
    89,236.92x = 6,576,584,462.32
  5. Step 5: Solve for x
    x = 6,576,584,462.32/89,236.92
  6. Step 6: Final answer
    x = 73,698.02

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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.