Home / 63,221.15-87,245.11-36,362.96

Finding the Fourth Proportional to 63,221.15, 87,245.11 and 36,362.96

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Solution

The fourth proportional to 63,221.15, 87,245.11 and 36,362.96 is: 50,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,221.15 : 87,245.11 = 36,362.96 : x
  2. Step 2: Convert to fraction form
    63,221.15/87,245.11 = 36,362.96/x
  3. Step 3: Cross multiply
    63,221.15x = 87,245.11 × 36,362.96
  4. Step 4: Simplify right side
    63,221.15x = 3,172,490,445.13
  5. Step 5: Solve for x
    x = 3,172,490,445.13/63,221.15
  6. Step 6: Final answer
    x = 50,180.84

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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.