Home / 63,637.94-87,815.21-36,782.18

Finding the Fourth Proportional to 63,637.94, 87,815.21 and 36,782.18

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Solution

The fourth proportional to 63,637.94, 87,815.21 and 36,782.18 is: 50,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.94 : 87,815.21 = 36,782.18 : x
  2. Step 2: Convert to fraction form
    63,637.94/87,815.21 = 36,782.18/x
  3. Step 3: Cross multiply
    63,637.94x = 87,815.21 × 36,782.18
  4. Step 4: Simplify right side
    63,637.94x = 3,230,034,677.05
  5. Step 5: Solve for x
    x = 3,230,034,677.05/63,637.94
  6. Step 6: Final answer
    x = 50,756.43

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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.