Home / 186,619.62-257,535.96-106,051.50

Finding the Fourth Proportional to 186,619.62, 257,535.96 and 106,051.50

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Solution

The fourth proportional to 186,619.62, 257,535.96 and 106,051.50 is: 146,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,619.62 : 257,535.96 = 106,051.50 : x
  2. Step 2: Convert to fraction form
    186,619.62/257,535.96 = 106,051.50/x
  3. Step 3: Cross multiply
    186,619.62x = 257,535.96 × 106,051.50
  4. Step 4: Simplify right side
    186,619.62x = 27,312,074,861.94
  5. Step 5: Solve for x
    x = 27,312,074,861.94/186,619.62
  6. Step 6: Final answer
    x = 146,351.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.