Home / 46,420.56-69,653.86-18,360.74

Finding the Fourth Proportional to 46,420.56, 69,653.86 and 18,360.74

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Solution

The fourth proportional to 46,420.56, 69,653.86 and 18,360.74 is: 27,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,420.56 : 69,653.86 = 18,360.74 : x
  2. Step 2: Convert to fraction form
    46,420.56/69,653.86 = 18,360.74/x
  3. Step 3: Cross multiply
    46,420.56x = 69,653.86 × 18,360.74
  4. Step 4: Simplify right side
    46,420.56x = 1,278,896,413.46
  5. Step 5: Solve for x
    x = 1,278,896,413.46/46,420.56
  6. Step 6: Final answer
    x = 27,550.22

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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.