Home / 46,968.28-70,464.68-13,687.64

Finding the Fourth Proportional to 46,968.28, 70,464.68 and 13,687.64

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Solution

The fourth proportional to 46,968.28, 70,464.68 and 13,687.64 is: 20,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,968.28 : 70,464.68 = 13,687.64 : x
  2. Step 2: Convert to fraction form
    46,968.28/70,464.68 = 13,687.64/x
  3. Step 3: Cross multiply
    46,968.28x = 70,464.68 × 13,687.64
  4. Step 4: Simplify right side
    46,968.28x = 964,495,172.56
  5. Step 5: Solve for x
    x = 964,495,172.56/46,968.28
  6. Step 6: Final answer
    x = 20,535.03

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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.