Home / 190,691.96-286,084.19-57,564.27

Finding the Fourth Proportional to 190,691.96, 286,084.19 and 57,564.27

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Solution

The fourth proportional to 190,691.96, 286,084.19 and 57,564.27 is: 86,360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691.96 : 286,084.19 = 57,564.27 : x
  2. Step 2: Convert to fraction form
    190,691.96/286,084.19 = 57,564.27/x
  3. Step 3: Cross multiply
    190,691.96x = 286,084.19 × 57,564.27
  4. Step 4: Simplify right side
    190,691.96x = 16,468,225,837.65
  5. Step 5: Solve for x
    x = 16,468,225,837.65/190,691.96
  6. Step 6: Final answer
    x = 86,360.36

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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.