Home / 40,273.74-55,580.58-28,341.09

Finding the Fourth Proportional to 40,273.74, 55,580.58 and 28,341.09

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Solution

The fourth proportional to 40,273.74, 55,580.58 and 28,341.09 is: 39,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.74 : 55,580.58 = 28,341.09 : x
  2. Step 2: Convert to fraction form
    40,273.74/55,580.58 = 28,341.09/x
  3. Step 3: Cross multiply
    40,273.74x = 55,580.58 × 28,341.09
  4. Step 4: Simplify right side
    40,273.74x = 1,575,214,220.03
  5. Step 5: Solve for x
    x = 1,575,214,220.03/40,273.74
  6. Step 6: Final answer
    x = 39,112.69

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1.5x scale

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.