Home / 136,437.10-204,619.20-41,667.10

Finding the Fourth Proportional to 136,437.10, 204,619.20 and 41,667.10

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Solution

The fourth proportional to 136,437.10, 204,619.20 and 41,667.10 is: 62,489.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,437.10 : 204,619.20 = 41,667.10 : x
  2. Step 2: Convert to fraction form
    136,437.10/204,619.20 = 41,667.10/x
  3. Step 3: Cross multiply
    136,437.10x = 204,619.20 × 41,667.10
  4. Step 4: Simplify right side
    136,437.10x = 8,525,888,668.32
  5. Step 5: Solve for x
    x = 8,525,888,668.32/136,437.10
  6. Step 6: Final answer
    x = 62,489.52

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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.