Home / 53,986.04-80,969.86-14,534.36

Finding the Fourth Proportional to 53,986.04, 80,969.86 and 14,534.36

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Solution

The fourth proportional to 53,986.04, 80,969.86 and 14,534.36 is: 21,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,986.04 : 80,969.86 = 14,534.36 : x
  2. Step 2: Convert to fraction form
    53,986.04/80,969.86 = 14,534.36/x
  3. Step 3: Cross multiply
    53,986.04x = 80,969.86 × 14,534.36
  4. Step 4: Simplify right side
    53,986.04x = 1,176,845,094.39
  5. Step 5: Solve for x
    x = 1,176,845,094.39/53,986.04
  6. Step 6: Final answer
    x = 21,799.06

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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.