Home / 57,351.36-85,930.08-27,783.36

Finding the Fourth Proportional to 57,351.36, 85,930.08 and 27,783.36

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Solution

The fourth proportional to 57,351.36, 85,930.08 and 27,783.36 is: 41,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,351.36 : 85,930.08 = 27,783.36 : x
  2. Step 2: Convert to fraction form
    57,351.36/85,930.08 = 27,783.36/x
  3. Step 3: Cross multiply
    57,351.36x = 85,930.08 × 27,783.36
  4. Step 4: Simplify right side
    57,351.36x = 2,387,426,347.47
  5. Step 5: Solve for x
    x = 2,387,426,347.47/57,351.36
  6. Step 6: Final answer
    x = 41,628.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.