Home / 50,580.81-75,868.47-15,520.50

Finding the Fourth Proportional to 50,580.81, 75,868.47 and 15,520.50

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Solution

The fourth proportional to 50,580.81, 75,868.47 and 15,520.50 is: 23,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,580.81 : 75,868.47 = 15,520.50 : x
  2. Step 2: Convert to fraction form
    50,580.81/75,868.47 = 15,520.50/x
  3. Step 3: Cross multiply
    50,580.81x = 75,868.47 × 15,520.50
  4. Step 4: Simplify right side
    50,580.81x = 1,177,516,588.64
  5. Step 5: Solve for x
    x = 1,177,516,588.64/50,580.81
  6. Step 6: Final answer
    x = 23,279.91

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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.