Home / 243,514.14-336,056.73-136,084.48

Finding the Fourth Proportional to 243,514.14, 336,056.73 and 136,084.48

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Solution

The fourth proportional to 243,514.14, 336,056.73 and 136,084.48 is: 187,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,514.14 : 336,056.73 = 136,084.48 : x
  2. Step 2: Convert to fraction form
    243,514.14/336,056.73 = 136,084.48/x
  3. Step 3: Cross multiply
    243,514.14x = 336,056.73 × 136,084.48
  4. Step 4: Simplify right side
    243,514.14x = 45,732,105,352.55
  5. Step 5: Solve for x
    x = 45,732,105,352.55/243,514.14
  6. Step 6: Final answer
    x = 187,800.62

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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.