Home / 53,291.52-73,563.24-35,139.36

Finding the Fourth Proportional to 53,291.52, 73,563.24 and 35,139.36

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Solution

The fourth proportional to 53,291.52, 73,563.24 and 35,139.36 is: 48,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,291.52 : 73,563.24 = 35,139.36 : x
  2. Step 2: Convert to fraction form
    53,291.52/73,563.24 = 35,139.36/x
  3. Step 3: Cross multiply
    53,291.52x = 73,563.24 × 35,139.36
  4. Step 4: Simplify right side
    53,291.52x = 2,584,965,173.13
  5. Step 5: Solve for x
    x = 2,584,965,173.13/53,291.52
  6. Step 6: Final answer
    x = 48,506.13

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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.