Home / 316,191.43-474,287.96-129,202.93

Finding the Fourth Proportional to 316,191.43, 474,287.96 and 129,202.93

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Solution

The fourth proportional to 316,191.43, 474,287.96 and 129,202.93 is: 193,804.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,191.43 : 474,287.96 = 129,202.93 : x
  2. Step 2: Convert to fraction form
    316,191.43/474,287.96 = 129,202.93/x
  3. Step 3: Cross multiply
    316,191.43x = 474,287.96 × 129,202.93
  4. Step 4: Simplify right side
    316,191.43x = 61,279,394,095.72
  5. Step 5: Solve for x
    x = 61,279,394,095.72/316,191.43
  6. Step 6: Final answer
    x = 193,804.73

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1.5x scale

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.