Home / 51,346.08-77,021.84-14,412.96

Finding the Fourth Proportional to 51,346.08, 77,021.84 and 14,412.96

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Solution

The fourth proportional to 51,346.08, 77,021.84 and 14,412.96 is: 21,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.08 : 77,021.84 = 14,412.96 : x
  2. Step 2: Convert to fraction form
    51,346.08/77,021.84 = 14,412.96/x
  3. Step 3: Cross multiply
    51,346.08x = 77,021.84 × 14,412.96
  4. Step 4: Simplify right side
    51,346.08x = 1,110,112,699.05
  5. Step 5: Solve for x
    x = 1,110,112,699.05/51,346.08
  6. Step 6: Final answer
    x = 21,620.20

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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.