Home / 243,832.46-336,490.81-141,916.89

Finding the Fourth Proportional to 243,832.46, 336,490.81 and 141,916.89

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Solution

The fourth proportional to 243,832.46, 336,490.81 and 141,916.89 is: 195,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,832.46 : 336,490.81 = 141,916.89 : x
  2. Step 2: Convert to fraction form
    243,832.46/336,490.81 = 141,916.89/x
  3. Step 3: Cross multiply
    243,832.46x = 336,490.81 × 141,916.89
  4. Step 4: Simplify right side
    243,832.46x = 47,753,728,913.99
  5. Step 5: Solve for x
    x = 47,753,728,913.99/243,832.46
  6. Step 6: Final answer
    x = 195,846.48

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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.