Home / 57,833.35-86,758.14-17,855.59

Finding the Fourth Proportional to 57,833.35, 86,758.14 and 17,855.59

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Solution

The fourth proportional to 57,833.35, 86,758.14 and 17,855.59 is: 26,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,833.35 : 86,758.14 = 17,855.59 : x
  2. Step 2: Convert to fraction form
    57,833.35/86,758.14 = 17,855.59/x
  3. Step 3: Cross multiply
    57,833.35x = 86,758.14 × 17,855.59
  4. Step 4: Simplify right side
    57,833.35x = 1,549,117,777.00
  5. Step 5: Solve for x
    x = 1,549,117,777.00/57,833.35
  6. Step 6: Final answer
    x = 26,785.89

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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.