Home / 50,372.66-75,533.07-20,784.98

Finding the Fourth Proportional to 50,372.66, 75,533.07 and 20,784.98

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Solution

The fourth proportional to 50,372.66, 75,533.07 and 20,784.98 is: 31,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,372.66 : 75,533.07 = 20,784.98 : x
  2. Step 2: Convert to fraction form
    50,372.66/75,533.07 = 20,784.98/x
  3. Step 3: Cross multiply
    50,372.66x = 75,533.07 × 20,784.98
  4. Step 4: Simplify right side
    50,372.66x = 1,569,953,349.29
  5. Step 5: Solve for x
    x = 1,569,953,349.29/50,372.66
  6. Step 6: Final answer
    x = 31,166.77

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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.