Home / 243,654.42-336,284.64-141,738.96

Finding the Fourth Proportional to 243,654.42, 336,284.64 and 141,738.96

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Solution

The fourth proportional to 243,654.42, 336,284.64 and 141,738.96 is: 195,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,654.42 : 336,284.64 = 141,738.96 : x
  2. Step 2: Convert to fraction form
    243,654.42/336,284.64 = 141,738.96/x
  3. Step 3: Cross multiply
    243,654.42x = 336,284.64 × 141,738.96
  4. Step 4: Simplify right side
    243,654.42x = 47,664,635,137.57
  5. Step 5: Solve for x
    x = 47,664,635,137.57/243,654.42
  6. Step 6: Final answer
    x = 195,623.93

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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.