Home / 49,474.36-74,212.35-14,415.94

Finding the Fourth Proportional to 49,474.36, 74,212.35 and 14,415.94

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Solution

The fourth proportional to 49,474.36, 74,212.35 and 14,415.94 is: 21,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,474.36 : 74,212.35 = 14,415.94 : x
  2. Step 2: Convert to fraction form
    49,474.36/74,212.35 = 14,415.94/x
  3. Step 3: Cross multiply
    49,474.36x = 74,212.35 × 14,415.94
  4. Step 4: Simplify right side
    49,474.36x = 1,069,840,784.86
  5. Step 5: Solve for x
    x = 1,069,840,784.86/49,474.36
  6. Step 6: Final answer
    x = 21,624.15

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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.