Home / 53,513.81-80,264.33-14,073.99

Finding the Fourth Proportional to 53,513.81, 80,264.33 and 14,073.99

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Solution

The fourth proportional to 53,513.81, 80,264.33 and 14,073.99 is: 21,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.81 : 80,264.33 = 14,073.99 : x
  2. Step 2: Convert to fraction form
    53,513.81/80,264.33 = 14,073.99/x
  3. Step 3: Cross multiply
    53,513.81x = 80,264.33 × 14,073.99
  4. Step 4: Simplify right side
    53,513.81x = 1,129,639,307.41
  5. Step 5: Solve for x
    x = 1,129,639,307.41/53,513.81
  6. Step 6: Final answer
    x = 21,109.31

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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.