Home / 53,513.16-80,266.66-16,072.40

Finding the Fourth Proportional to 53,513.16, 80,266.66 and 16,072.40

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Solution

The fourth proportional to 53,513.16, 80,266.66 and 16,072.40 is: 24,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.16 : 80,266.66 = 16,072.40 : x
  2. Step 2: Convert to fraction form
    53,513.16/80,266.66 = 16,072.40/x
  3. Step 3: Cross multiply
    53,513.16x = 80,266.66 × 16,072.40
  4. Step 4: Simplify right side
    53,513.16x = 1,290,077,823.52
  5. Step 5: Solve for x
    x = 1,290,077,823.52/53,513.16
  6. Step 6: Final answer
    x = 24,107.68

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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.