Home / 53,097.25-73,221.68-48,488.75

Finding the Fourth Proportional to 53,097.25, 73,221.68 and 48,488.75

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Solution

The fourth proportional to 53,097.25, 73,221.68 and 48,488.75 is: 66,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,097.25 : 73,221.68 = 48,488.75 : x
  2. Step 2: Convert to fraction form
    53,097.25/73,221.68 = 48,488.75/x
  3. Step 3: Cross multiply
    53,097.25x = 73,221.68 × 48,488.75
  4. Step 4: Simplify right side
    53,097.25x = 3,550,428,041.29
  5. Step 5: Solve for x
    x = 3,550,428,041.29/53,097.25
  6. Step 6: Final answer
    x = 66,866.52

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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.