Home / 63,623.56-87,761.58-45,742.72

Finding the Fourth Proportional to 63,623.56, 87,761.58 and 45,742.72

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Solution

The fourth proportional to 63,623.56, 87,761.58 and 45,742.72 is: 63,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.56 : 87,761.58 = 45,742.72 : x
  2. Step 2: Convert to fraction form
    63,623.56/87,761.58 = 45,742.72/x
  3. Step 3: Cross multiply
    63,623.56x = 87,761.58 × 45,742.72
  4. Step 4: Simplify right side
    63,623.56x = 4,014,453,380.70
  5. Step 5: Solve for x
    x = 4,014,453,380.70/63,623.56
  6. Step 6: Final answer
    x = 63,096.96

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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.