Home / 53,943.78-80,881.86-16,491.40

Finding the Fourth Proportional to 53,943.78, 80,881.86 and 16,491.40

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Solution

The fourth proportional to 53,943.78, 80,881.86 and 16,491.40 is: 24,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,943.78 : 80,881.86 = 16,491.40 : x
  2. Step 2: Convert to fraction form
    53,943.78/80,881.86 = 16,491.40/x
  3. Step 3: Cross multiply
    53,943.78x = 80,881.86 × 16,491.40
  4. Step 4: Simplify right side
    53,943.78x = 1,333,855,106.00
  5. Step 5: Solve for x
    x = 1,333,855,106.00/53,943.78
  6. Step 6: Final answer
    x = 24,726.76

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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.