Home / 243,828.06-336,469.62-134,927.61

Finding the Fourth Proportional to 243,828.06, 336,469.62 and 134,927.61

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Solution

The fourth proportional to 243,828.06, 336,469.62 and 134,927.61 is: 186,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,828.06 : 336,469.62 = 134,927.61 : x
  2. Step 2: Convert to fraction form
    243,828.06/336,469.62 = 134,927.61/x
  3. Step 3: Cross multiply
    243,828.06x = 336,469.62 × 134,927.61
  4. Step 4: Simplify right side
    243,828.06x = 45,399,041,664.21
  5. Step 5: Solve for x
    x = 45,399,041,664.21/243,828.06
  6. Step 6: Final answer
    x = 186,192.85

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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.