Home / 50,027.92-75,036.36-12,588.02

Finding the Fourth Proportional to 50,027.92, 75,036.36 and 12,588.02

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Solution

The fourth proportional to 50,027.92, 75,036.36 and 12,588.02 is: 18,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,027.92 : 75,036.36 = 12,588.02 : x
  2. Step 2: Convert to fraction form
    50,027.92/75,036.36 = 12,588.02/x
  3. Step 3: Cross multiply
    50,027.92x = 75,036.36 × 12,588.02
  4. Step 4: Simplify right side
    50,027.92x = 944,559,200.41
  5. Step 5: Solve for x
    x = 944,559,200.41/50,027.92
  6. Step 6: Final answer
    x = 18,880.64

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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.