Home / 51,829.56-77,745.96-14,390.01

Finding the Fourth Proportional to 51,829.56, 77,745.96 and 14,390.01

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Solution

The fourth proportional to 51,829.56, 77,745.96 and 14,390.01 is: 21,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.56 : 77,745.96 = 14,390.01 : x
  2. Step 2: Convert to fraction form
    51,829.56/77,745.96 = 14,390.01/x
  3. Step 3: Cross multiply
    51,829.56x = 77,745.96 × 14,390.01
  4. Step 4: Simplify right side
    51,829.56x = 1,118,765,141.86
  5. Step 5: Solve for x
    x = 1,118,765,141.86/51,829.56
  6. Step 6: Final answer
    x = 21,585.46

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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.