Home / 252,737.42-379,098.81-102,940.65

Finding the Fourth Proportional to 252,737.42, 379,098.81 and 102,940.65

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Solution

The fourth proportional to 252,737.42, 379,098.81 and 102,940.65 is: 154,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,737.42 : 379,098.81 = 102,940.65 : x
  2. Step 2: Convert to fraction form
    252,737.42/379,098.81 = 102,940.65/x
  3. Step 3: Cross multiply
    252,737.42x = 379,098.81 × 102,940.65
  4. Step 4: Simplify right side
    252,737.42x = 39,024,677,915.63
  5. Step 5: Solve for x
    x = 39,024,677,915.63/252,737.42
  6. Step 6: Final answer
    x = 154,408.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.