Home / 50,139.95-75,213.63-16,859.88

Finding the Fourth Proportional to 50,139.95, 75,213.63 and 16,859.88

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Solution

The fourth proportional to 50,139.95, 75,213.63 and 16,859.88 is: 25,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.95 : 75,213.63 = 16,859.88 : x
  2. Step 2: Convert to fraction form
    50,139.95/75,213.63 = 16,859.88/x
  3. Step 3: Cross multiply
    50,139.95x = 75,213.63 × 16,859.88
  4. Step 4: Simplify right side
    50,139.95x = 1,268,092,776.16
  5. Step 5: Solve for x
    x = 1,268,092,776.16/50,139.95
  6. Step 6: Final answer
    x = 25,291.07

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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.