Home / 63,412.85-87,509.57-36,555.21

Finding the Fourth Proportional to 63,412.85, 87,509.57 and 36,555.21

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Solution

The fourth proportional to 63,412.85, 87,509.57 and 36,555.21 is: 50,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,412.85 : 87,509.57 = 36,555.21 : x
  2. Step 2: Convert to fraction form
    63,412.85/87,509.57 = 36,555.21/x
  3. Step 3: Cross multiply
    63,412.85x = 87,509.57 × 36,555.21
  4. Step 4: Simplify right side
    63,412.85x = 3,198,930,525.58
  5. Step 5: Solve for x
    x = 3,198,930,525.58/63,412.85
  6. Step 6: Final answer
    x = 50,446.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.