Home / 243,558.20-336,099.74-133,174.82

Finding the Fourth Proportional to 243,558.20, 336,099.74 and 133,174.82

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Solution

The fourth proportional to 243,558.20, 336,099.74 and 133,174.82 is: 183,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,558.20 : 336,099.74 = 133,174.82 : x
  2. Step 2: Convert to fraction form
    243,558.20/336,099.74 = 133,174.82/x
  3. Step 3: Cross multiply
    243,558.20x = 336,099.74 × 133,174.82
  4. Step 4: Simplify right side
    243,558.20x = 44,760,022,376.55
  5. Step 5: Solve for x
    x = 44,760,022,376.55/243,558.20
  6. Step 6: Final answer
    x = 183,775.47

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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.