Home / 194,273.28-291,502.08-115,542.72

Finding the Fourth Proportional to 194,273.28, 291,502.08 and 115,542.72

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Solution

The fourth proportional to 194,273.28, 291,502.08 and 115,542.72 is: 173,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,273.28 : 291,502.08 = 115,542.72 : x
  2. Step 2: Convert to fraction form
    194,273.28/291,502.08 = 115,542.72/x
  3. Step 3: Cross multiply
    194,273.28x = 291,502.08 × 115,542.72
  4. Step 4: Simplify right side
    194,273.28x = 33,680,943,208.86
  5. Step 5: Solve for x
    x = 33,680,943,208.86/194,273.28
  6. Step 6: Final answer
    x = 173,368.89

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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.