Home / 186,506.45-279,761.60-149,303.06

Finding the Fourth Proportional to 186,506.45, 279,761.60 and 149,303.06

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Solution

The fourth proportional to 186,506.45, 279,761.60 and 149,303.06 is: 223,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,506.45 : 279,761.60 = 149,303.06 : x
  2. Step 2: Convert to fraction form
    186,506.45/279,761.60 = 149,303.06/x
  3. Step 3: Cross multiply
    186,506.45x = 279,761.60 × 149,303.06
  4. Step 4: Simplify right side
    186,506.45x = 41,769,262,950.50
  5. Step 5: Solve for x
    x = 41,769,262,950.50/186,506.45
  6. Step 6: Final answer
    x = 223,956.13

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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.