Home / 57,196.29-85,805.21-21,668.25

Finding the Fourth Proportional to 57,196.29, 85,805.21 and 21,668.25

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Solution

The fourth proportional to 57,196.29, 85,805.21 and 21,668.25 is: 32,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,196.29 : 85,805.21 = 21,668.25 : x
  2. Step 2: Convert to fraction form
    57,196.29/85,805.21 = 21,668.25/x
  3. Step 3: Cross multiply
    57,196.29x = 85,805.21 × 21,668.25
  4. Step 4: Simplify right side
    57,196.29x = 1,859,248,741.58
  5. Step 5: Solve for x
    x = 1,859,248,741.58/57,196.29
  6. Step 6: Final answer
    x = 32,506.46

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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.