Home / 190,964.56-286,527.76-102,195.04

Finding the Fourth Proportional to 190,964.56, 286,527.76 and 102,195.04

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Solution

The fourth proportional to 190,964.56, 286,527.76 and 102,195.04 is: 153,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,964.56 : 286,527.76 = 102,195.04 : x
  2. Step 2: Convert to fraction form
    190,964.56/286,527.76 = 102,195.04/x
  3. Step 3: Cross multiply
    190,964.56x = 286,527.76 × 102,195.04
  4. Step 4: Simplify right side
    190,964.56x = 29,281,715,894.31
  5. Step 5: Solve for x
    x = 29,281,715,894.31/190,964.56
  6. Step 6: Final answer
    x = 153,335.86

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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.