Home / 53,304.99-79,928.07-21,706.95

Finding the Fourth Proportional to 53,304.99, 79,928.07 and 21,706.95

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Solution

The fourth proportional to 53,304.99, 79,928.07 and 21,706.95 is: 32,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304.99 : 79,928.07 = 21,706.95 : x
  2. Step 2: Convert to fraction form
    53,304.99/79,928.07 = 21,706.95/x
  3. Step 3: Cross multiply
    53,304.99x = 79,928.07 × 21,706.95
  4. Step 4: Simplify right side
    53,304.99x = 1,734,994,619.09
  5. Step 5: Solve for x
    x = 1,734,994,619.09/53,304.99
  6. Step 6: Final answer
    x = 32,548.45

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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.