Home / 204,119.12-281,268.95-157,897.95

Finding the Fourth Proportional to 204,119.12, 281,268.95 and 157,897.95

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Solution

The fourth proportional to 204,119.12, 281,268.95 and 157,897.95 is: 217,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,119.12 : 281,268.95 = 157,897.95 : x
  2. Step 2: Convert to fraction form
    204,119.12/281,268.95 = 157,897.95/x
  3. Step 3: Cross multiply
    204,119.12x = 281,268.95 × 157,897.95
  4. Step 4: Simplify right side
    204,119.12x = 44,411,789,814.16
  5. Step 5: Solve for x
    x = 44,411,789,814.16/204,119.12
  6. Step 6: Final answer
    x = 217,577.81

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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.