Home / 55,775.59-83,645.64-18,327.04

Finding the Fourth Proportional to 55,775.59, 83,645.64 and 18,327.04

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Solution

The fourth proportional to 55,775.59, 83,645.64 and 18,327.04 is: 27,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775.59 : 83,645.64 = 18,327.04 : x
  2. Step 2: Convert to fraction form
    55,775.59/83,645.64 = 18,327.04/x
  3. Step 3: Cross multiply
    55,775.59x = 83,645.64 × 18,327.04
  4. Step 4: Simplify right side
    55,775.59x = 1,532,976,780.99
  5. Step 5: Solve for x
    x = 1,532,976,780.99/55,775.59
  6. Step 6: Final answer
    x = 27,484.73

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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.