Home / 53,285.81-73,534.43-29,412.49

Finding the Fourth Proportional to 53,285.81, 73,534.43 and 29,412.49

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Solution

The fourth proportional to 53,285.81, 73,534.43 and 29,412.49 is: 40,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.81 : 73,534.43 = 29,412.49 : x
  2. Step 2: Convert to fraction form
    53,285.81/73,534.43 = 29,412.49/x
  3. Step 3: Cross multiply
    53,285.81x = 73,534.43 × 29,412.49
  4. Step 4: Simplify right side
    53,285.81x = 2,162,830,539.97
  5. Step 5: Solve for x
    x = 2,162,830,539.97/53,285.81
  6. Step 6: Final answer
    x = 40,589.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.