Home / 53,459.18-80,135.84-25,329.50

Finding the Fourth Proportional to 53,459.18, 80,135.84 and 25,329.50

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Solution

The fourth proportional to 53,459.18, 80,135.84 and 25,329.50 is: 37,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,459.18 : 80,135.84 = 25,329.50 : x
  2. Step 2: Convert to fraction form
    53,459.18/80,135.84 = 25,329.50/x
  3. Step 3: Cross multiply
    53,459.18x = 80,135.84 × 25,329.50
  4. Step 4: Simplify right side
    53,459.18x = 2,029,800,759.28
  5. Step 5: Solve for x
    x = 2,029,800,759.28/53,459.18
  6. Step 6: Final answer
    x = 37,969.17

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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.