Home / 53,270.08-79,905.12-16,329.28

Finding the Fourth Proportional to 53,270.08, 79,905.12 and 16,329.28

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Solution

The fourth proportional to 53,270.08, 79,905.12 and 16,329.28 is: 24,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,270.08 : 79,905.12 = 16,329.28 : x
  2. Step 2: Convert to fraction form
    53,270.08/79,905.12 = 16,329.28/x
  3. Step 3: Cross multiply
    53,270.08x = 79,905.12 × 16,329.28
  4. Step 4: Simplify right side
    53,270.08x = 1,304,793,077.91
  5. Step 5: Solve for x
    x = 1,304,793,077.91/53,270.08
  6. Step 6: Final answer
    x = 24,493.92

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Similar ratio
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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.