Home / 53,291.04-79,907.12-21,692.97

Finding the Fourth Proportional to 53,291.04, 79,907.12 and 21,692.97

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Solution

The fourth proportional to 53,291.04, 79,907.12 and 21,692.97 is: 32,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,291.04 : 79,907.12 = 21,692.97 : x
  2. Step 2: Convert to fraction form
    53,291.04/79,907.12 = 21,692.97/x
  3. Step 3: Cross multiply
    53,291.04x = 79,907.12 × 21,692.97
  4. Step 4: Simplify right side
    53,291.04x = 1,733,422,756.95
  5. Step 5: Solve for x
    x = 1,733,422,756.95/53,291.04
  6. Step 6: Final answer
    x = 32,527.47

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1.5x scale

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.