Home / 50,063.78-69,014.40-38,106.30

Finding the Fourth Proportional to 50,063.78, 69,014.40 and 38,106.30

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Solution

The fourth proportional to 50,063.78, 69,014.40 and 38,106.30 is: 52,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,063.78 : 69,014.40 = 38,106.30 : x
  2. Step 2: Convert to fraction form
    50,063.78/69,014.40 = 38,106.30/x
  3. Step 3: Cross multiply
    50,063.78x = 69,014.40 × 38,106.30
  4. Step 4: Simplify right side
    50,063.78x = 2,629,883,430.72
  5. Step 5: Solve for x
    x = 2,629,883,430.72/50,063.78
  6. Step 6: Final answer
    x = 52,530.66

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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.