Home / 50,120.40-75,177.94-16,840.72

Finding the Fourth Proportional to 50,120.40, 75,177.94 and 16,840.72

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Solution

The fourth proportional to 50,120.40, 75,177.94 and 16,840.72 is: 25,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120.40 : 75,177.94 = 16,840.72 : x
  2. Step 2: Convert to fraction form
    50,120.40/75,177.94 = 16,840.72/x
  3. Step 3: Cross multiply
    50,120.40x = 75,177.94 × 16,840.72
  4. Step 4: Simplify right side
    50,120.40x = 1,266,050,637.72
  5. Step 5: Solve for x
    x = 1,266,050,637.72/50,120.40
  6. Step 6: Final answer
    x = 25,260.19

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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.