Home / 45,109.80-62,276.40-33,775.29

Finding the Fourth Proportional to 45,109.80, 62,276.40 and 33,775.29

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Solution

The fourth proportional to 45,109.80, 62,276.40 and 33,775.29 is: 46,628.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,109.80 : 62,276.40 = 33,775.29 : x
  2. Step 2: Convert to fraction form
    45,109.80/62,276.40 = 33,775.29/x
  3. Step 3: Cross multiply
    45,109.80x = 62,276.40 × 33,775.29
  4. Step 4: Simplify right side
    45,109.80x = 2,103,403,470.16
  5. Step 5: Solve for x
    x = 2,103,403,470.16/45,109.80
  6. Step 6: Final answer
    x = 46,628.53

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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.