Home / 136,090.10-204,167.94-133,830.62

Finding the Fourth Proportional to 136,090.10, 204,167.94 and 133,830.62

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Solution

The fourth proportional to 136,090.10, 204,167.94 and 133,830.62 is: 200,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,090.10 : 204,167.94 = 133,830.62 : x
  2. Step 2: Convert to fraction form
    136,090.10/204,167.94 = 133,830.62/x
  3. Step 3: Cross multiply
    136,090.10x = 204,167.94 × 133,830.62
  4. Step 4: Simplify right side
    136,090.10x = 27,323,921,994.32
  5. Step 5: Solve for x
    x = 27,323,921,994.32/136,090.10
  6. Step 6: Final answer
    x = 200,778.18

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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.