Home / 186,110.40-279,052.98-83,508.92

Finding the Fourth Proportional to 186,110.40, 279,052.98 and 83,508.92

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Solution

The fourth proportional to 186,110.40, 279,052.98 and 83,508.92 is: 125,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,110.40 : 279,052.98 = 83,508.92 : x
  2. Step 2: Convert to fraction form
    186,110.40/279,052.98 = 83,508.92/x
  3. Step 3: Cross multiply
    186,110.40x = 279,052.98 × 83,508.92
  4. Step 4: Simplify right side
    186,110.40x = 23,303,413,993.37
  5. Step 5: Solve for x
    x = 23,303,413,993.37/186,110.40
  6. Step 6: Final answer
    x = 125,212.85

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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.