Home / 57,350.66-86,011.38-17,911.76

Finding the Fourth Proportional to 57,350.66, 86,011.38 and 17,911.76

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Solution

The fourth proportional to 57,350.66, 86,011.38 and 17,911.76 is: 26,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,350.66 : 86,011.38 = 17,911.76 : x
  2. Step 2: Convert to fraction form
    57,350.66/86,011.38 = 17,911.76/x
  3. Step 3: Cross multiply
    57,350.66x = 86,011.38 × 17,911.76
  4. Step 4: Simplify right side
    57,350.66x = 1,540,615,195.83
  5. Step 5: Solve for x
    x = 1,540,615,195.83/57,350.66
  6. Step 6: Final answer
    x = 26,863.08

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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.