Home / 35,455.64-53,179.34-14,374.31

Finding the Fourth Proportional to 35,455.64, 53,179.34 and 14,374.31

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Solution

The fourth proportional to 35,455.64, 53,179.34 and 14,374.31 is: 21,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.64 : 53,179.34 = 14,374.31 : x
  2. Step 2: Convert to fraction form
    35,455.64/53,179.34 = 14,374.31/x
  3. Step 3: Cross multiply
    35,455.64x = 53,179.34 × 14,374.31
  4. Step 4: Simplify right side
    35,455.64x = 764,415,980.99
  5. Step 5: Solve for x
    x = 764,415,980.99/35,455.64
  6. Step 6: Final answer
    x = 21,559.79

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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.