Home / 53,281.40-73,523.09-29,406.53

Finding the Fourth Proportional to 53,281.40, 73,523.09 and 29,406.53

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Solution

The fourth proportional to 53,281.40, 73,523.09 and 29,406.53 is: 40,578.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.40 : 73,523.09 = 29,406.53 : x
  2. Step 2: Convert to fraction form
    53,281.40/73,523.09 = 29,406.53/x
  3. Step 3: Cross multiply
    53,281.40x = 73,523.09 × 29,406.53
  4. Step 4: Simplify right side
    53,281.40x = 2,162,058,836.91
  5. Step 5: Solve for x
    x = 2,162,058,836.91/53,281.40
  6. Step 6: Final answer
    x = 40,578.12

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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.