Home / 243,722.22-336,330.36-134,823.73

Finding the Fourth Proportional to 243,722.22, 336,330.36 and 134,823.73

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Solution

The fourth proportional to 243,722.22, 336,330.36 and 134,823.73 is: 186,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,722.22 : 336,330.36 = 134,823.73 : x
  2. Step 2: Convert to fraction form
    243,722.22/336,330.36 = 134,823.73/x
  3. Step 3: Cross multiply
    243,722.22x = 336,330.36 × 134,823.73
  4. Step 4: Simplify right side
    243,722.22x = 45,345,313,647.44
  5. Step 5: Solve for x
    x = 45,345,313,647.44/243,722.22
  6. Step 6: Final answer
    x = 186,053.26

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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.