Home / 186,489.73-279,683.34-51,521.50

Finding the Fourth Proportional to 186,489.73, 279,683.34 and 51,521.50

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Solution

The fourth proportional to 186,489.73, 279,683.34 and 51,521.50 is: 77,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,489.73 : 279,683.34 = 51,521.50 : x
  2. Step 2: Convert to fraction form
    186,489.73/279,683.34 = 51,521.50/x
  3. Step 3: Cross multiply
    186,489.73x = 279,683.34 × 51,521.50
  4. Step 4: Simplify right side
    186,489.73x = 14,409,705,201.81
  5. Step 5: Solve for x
    x = 14,409,705,201.81/186,489.73
  6. Step 6: Final answer
    x = 77,268.09

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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.