Home / 190,758.24-286,167.48-57,621.96

Finding the Fourth Proportional to 190,758.24, 286,167.48 and 57,621.96

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Solution

The fourth proportional to 190,758.24, 286,167.48 and 57,621.96 is: 86,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,758.24 : 286,167.48 = 57,621.96 : x
  2. Step 2: Convert to fraction form
    190,758.24/286,167.48 = 57,621.96/x
  3. Step 3: Cross multiply
    190,758.24x = 286,167.48 × 57,621.96
  4. Step 4: Simplify right side
    190,758.24x = 16,489,531,085.86
  5. Step 5: Solve for x
    x = 16,489,531,085.86/190,758.24
  6. Step 6: Final answer
    x = 86,442.04

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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.