Home / 53,575.40-80,344.46-21,976.49

Finding the Fourth Proportional to 53,575.40, 80,344.46 and 21,976.49

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Solution

The fourth proportional to 53,575.40, 80,344.46 and 21,976.49 is: 32,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,575.40 : 80,344.46 = 21,976.49 : x
  2. Step 2: Convert to fraction form
    53,575.40/80,344.46 = 21,976.49/x
  3. Step 3: Cross multiply
    53,575.40x = 80,344.46 × 21,976.49
  4. Step 4: Simplify right side
    53,575.40x = 1,765,688,710.14
  5. Step 5: Solve for x
    x = 1,765,688,710.14/53,575.40
  6. Step 6: Final answer
    x = 32,957.08

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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.