Home / 53,261.12-79,899.36-16,328

Finding the Fourth Proportional to 53,261.12, 79,899.36 and 16,328

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Solution

The fourth proportional to 53,261.12, 79,899.36 and 16,328 is: 24,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.12 : 79,899.36 = 16,328 : x
  2. Step 2: Convert to fraction form
    53,261.12/79,899.36 = 16,328/x
  3. Step 3: Cross multiply
    53,261.12x = 79,899.36 × 16,328
  4. Step 4: Simplify right side
    53,261.12x = 1,304,596,750.08
  5. Step 5: Solve for x
    x = 1,304,596,750.08/53,261.12
  6. Step 6: Final answer
    x = 24,494.35

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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.