Home / 63,539.41-87,684.10-36,315.04

Finding the Fourth Proportional to 63,539.41, 87,684.10 and 36,315.04

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Solution

The fourth proportional to 63,539.41, 87,684.10 and 36,315.04 is: 50,114.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,539.41 : 87,684.10 = 36,315.04 : x
  2. Step 2: Convert to fraction form
    63,539.41/87,684.10 = 36,315.04/x
  3. Step 3: Cross multiply
    63,539.41x = 87,684.10 × 36,315.04
  4. Step 4: Simplify right side
    63,539.41x = 3,184,251,598.86
  5. Step 5: Solve for x
    x = 3,184,251,598.86/63,539.41
  6. Step 6: Final answer
    x = 50,114.59

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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.