Home / 46,413.92-69,463.20-28,655.88

Finding the Fourth Proportional to 46,413.92, 69,463.20 and 28,655.88

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Solution

The fourth proportional to 46,413.92, 69,463.20 and 28,655.88 is: 42,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,413.92 : 69,463.20 = 28,655.88 : x
  2. Step 2: Convert to fraction form
    46,413.92/69,463.20 = 28,655.88/x
  3. Step 3: Cross multiply
    46,413.92x = 69,463.20 × 28,655.88
  4. Step 4: Simplify right side
    46,413.92x = 1,990,529,123.62
  5. Step 5: Solve for x
    x = 1,990,529,123.62/46,413.92
  6. Step 6: Final answer
    x = 42,886.47

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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.