Home / 57,535.89-86,324.54-20,101.47

Finding the Fourth Proportional to 57,535.89, 86,324.54 and 20,101.47

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Solution

The fourth proportional to 57,535.89, 86,324.54 and 20,101.47 is: 30,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,535.89 : 86,324.54 = 20,101.47 : x
  2. Step 2: Convert to fraction form
    57,535.89/86,324.54 = 20,101.47/x
  3. Step 3: Cross multiply
    57,535.89x = 86,324.54 × 20,101.47
  4. Step 4: Simplify right side
    57,535.89x = 1,735,250,050.57
  5. Step 5: Solve for x
    x = 1,735,250,050.57/57,535.89
  6. Step 6: Final answer
    x = 30,159.44

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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.