Home / 54,323.41-81,485.18-14,880.87

Finding the Fourth Proportional to 54,323.41, 81,485.18 and 14,880.87

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Solution

The fourth proportional to 54,323.41, 81,485.18 and 14,880.87 is: 22,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,323.41 : 81,485.18 = 14,880.87 : x
  2. Step 2: Convert to fraction form
    54,323.41/81,485.18 = 14,880.87/x
  3. Step 3: Cross multiply
    54,323.41x = 81,485.18 × 14,880.87
  4. Step 4: Simplify right side
    54,323.41x = 1,212,570,370.51
  5. Step 5: Solve for x
    x = 1,212,570,370.51/54,323.41
  6. Step 6: Final answer
    x = 22,321.32

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1.5x scale

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.