Home / 63,504.30-87,596.28-40,872.90

Finding the Fourth Proportional to 63,504.30, 87,596.28 and 40,872.90

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Solution

The fourth proportional to 63,504.30, 87,596.28 and 40,872.90 is: 56,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,504.30 : 87,596.28 = 40,872.90 : x
  2. Step 2: Convert to fraction form
    63,504.30/87,596.28 = 40,872.90/x
  3. Step 3: Cross multiply
    63,504.30x = 87,596.28 × 40,872.90
  4. Step 4: Simplify right side
    63,504.30x = 3,580,313,992.81
  5. Step 5: Solve for x
    x = 3,580,313,992.81/63,504.30
  6. Step 6: Final answer
    x = 56,379.08

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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.