Home / 63,661.10-95,506.40-18,680.63

Finding the Fourth Proportional to 63,661.10, 95,506.40 and 18,680.63

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Solution

The fourth proportional to 63,661.10, 95,506.40 and 18,680.63 is: 28,025.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,661.10 : 95,506.40 = 18,680.63 : x
  2. Step 2: Convert to fraction form
    63,661.10/95,506.40 = 18,680.63/x
  3. Step 3: Cross multiply
    63,661.10x = 95,506.40 × 18,680.63
  4. Step 4: Simplify right side
    63,661.10x = 1,784,119,290.20
  5. Step 5: Solve for x
    x = 1,784,119,290.20/63,661.10
  6. Step 6: Final answer
    x = 28,025.27

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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.