Home / 55,732-83,591.28-14,179.36

Finding the Fourth Proportional to 55,732, 83,591.28 and 14,179.36

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Solution

The fourth proportional to 55,732, 83,591.28 and 14,179.36 is: 21,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,732 : 83,591.28 = 14,179.36 : x
  2. Step 2: Convert to fraction form
    55,732/83,591.28 = 14,179.36/x
  3. Step 3: Cross multiply
    55,732x = 83,591.28 × 14,179.36
  4. Step 4: Simplify right side
    55,732x = 1,185,270,851.98
  5. Step 5: Solve for x
    x = 1,185,270,851.98/55,732
  6. Step 6: Final answer
    x = 21,267.33

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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.