Home / 50,415.15-69,549.80-30,237.34

Finding the Fourth Proportional to 50,415.15, 69,549.80 and 30,237.34

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Solution

The fourth proportional to 50,415.15, 69,549.80 and 30,237.34 is: 41,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415.15 : 69,549.80 = 30,237.34 : x
  2. Step 2: Convert to fraction form
    50,415.15/69,549.80 = 30,237.34/x
  3. Step 3: Cross multiply
    50,415.15x = 69,549.80 × 30,237.34
  4. Step 4: Simplify right side
    50,415.15x = 2,103,000,949.53
  5. Step 5: Solve for x
    x = 2,103,000,949.53/50,415.15
  6. Step 6: Final answer
    x = 41,713.67

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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.