Home / 53,828.67-80,744.55-14,385.84

Finding the Fourth Proportional to 53,828.67, 80,744.55 and 14,385.84

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Solution

The fourth proportional to 53,828.67, 80,744.55 and 14,385.84 is: 21,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.67 : 80,744.55 = 14,385.84 : x
  2. Step 2: Convert to fraction form
    53,828.67/80,744.55 = 14,385.84/x
  3. Step 3: Cross multiply
    53,828.67x = 80,744.55 × 14,385.84
  4. Step 4: Simplify right side
    53,828.67x = 1,161,578,177.17
  5. Step 5: Solve for x
    x = 1,161,578,177.17/53,828.67
  6. Step 6: Final answer
    x = 21,579.17

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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.