Home / 53,606.20-73,979-29,731.44

Finding the Fourth Proportional to 53,606.20, 73,979 and 29,731.44

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Solution

The fourth proportional to 53,606.20, 73,979 and 29,731.44 is: 41,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,606.20 : 73,979 = 29,731.44 : x
  2. Step 2: Convert to fraction form
    53,606.20/73,979 = 29,731.44/x
  3. Step 3: Cross multiply
    53,606.20x = 73,979 × 29,731.44
  4. Step 4: Simplify right side
    53,606.20x = 2,199,502,199.76
  5. Step 5: Solve for x
    x = 2,199,502,199.76/53,606.20
  6. Step 6: Final answer
    x = 41,030.74

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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.