Home / 50,587.32-75,838.14-20,986.68

Finding the Fourth Proportional to 50,587.32, 75,838.14 and 20,986.68

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Solution

The fourth proportional to 50,587.32, 75,838.14 and 20,986.68 is: 31,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,587.32 : 75,838.14 = 20,986.68 : x
  2. Step 2: Convert to fraction form
    50,587.32/75,838.14 = 20,986.68/x
  3. Step 3: Cross multiply
    50,587.32x = 75,838.14 × 20,986.68
  4. Step 4: Simplify right side
    50,587.32x = 1,591,590,775.98
  5. Step 5: Solve for x
    x = 1,591,590,775.98/50,587.32
  6. Step 6: Final answer
    x = 31,462.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.