Home / 189,147.93-261,042.51-141,318.24

Finding the Fourth Proportional to 189,147.93, 261,042.51 and 141,318.24

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Solution

The fourth proportional to 189,147.93, 261,042.51 and 141,318.24 is: 195,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,147.93 : 261,042.51 = 141,318.24 : x
  2. Step 2: Convert to fraction form
    189,147.93/261,042.51 = 141,318.24/x
  3. Step 3: Cross multiply
    189,147.93x = 261,042.51 × 141,318.24
  4. Step 4: Simplify right side
    189,147.93x = 36,890,068,078.38
  5. Step 5: Solve for x
    x = 36,890,068,078.38/189,147.93
  6. Step 6: Final answer
    x = 195,032.89

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1.5x scale

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.