Home / 190,690.46-286,081.94-57,562.77

Finding the Fourth Proportional to 190,690.46, 286,081.94 and 57,562.77

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Solution

The fourth proportional to 190,690.46, 286,081.94 and 57,562.77 is: 86,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,690.46 : 286,081.94 = 57,562.77 : x
  2. Step 2: Convert to fraction form
    190,690.46/286,081.94 = 57,562.77/x
  3. Step 3: Cross multiply
    190,690.46x = 286,081.94 × 57,562.77
  4. Step 4: Simplify right side
    190,690.46x = 16,467,667,195.15
  5. Step 5: Solve for x
    x = 16,467,667,195.15/190,690.46
  6. Step 6: Final answer
    x = 86,358.11

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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.