Home / 136,586.46-204,908.31-47,842.86

Finding the Fourth Proportional to 136,586.46, 204,908.31 and 47,842.86

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Solution

The fourth proportional to 136,586.46, 204,908.31 and 47,842.86 is: 71,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,586.46 : 204,908.31 = 47,842.86 : x
  2. Step 2: Convert to fraction form
    136,586.46/204,908.31 = 47,842.86/x
  3. Step 3: Cross multiply
    136,586.46x = 204,908.31 × 47,842.86
  4. Step 4: Simplify right side
    136,586.46x = 9,803,399,588.17
  5. Step 5: Solve for x
    x = 9,803,399,588.17/136,586.46
  6. Step 6: Final answer
    x = 71,774.31

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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.