Home / 63,645.13-87,810.46-36,777.84

Finding the Fourth Proportional to 63,645.13, 87,810.46 and 36,777.84

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Solution

The fourth proportional to 63,645.13, 87,810.46 and 36,777.84 is: 50,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,645.13 : 87,810.46 = 36,777.84 : x
  2. Step 2: Convert to fraction form
    63,645.13/87,810.46 = 36,777.84/x
  3. Step 3: Cross multiply
    63,645.13x = 87,810.46 × 36,777.84
  4. Step 4: Simplify right side
    63,645.13x = 3,229,479,048.21
  5. Step 5: Solve for x
    x = 3,229,479,048.21/63,645.13
  6. Step 6: Final answer
    x = 50,741.97

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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.