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Finding the Fourth Proportional to 149,808.10, 224,744.55 and 49,951.30

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Solution

The fourth proportional to 149,808.10, 224,744.55 and 49,951.30 is: 74,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,808.10 : 224,744.55 = 49,951.30 : x
  2. Step 2: Convert to fraction form
    149,808.10/224,744.55 = 49,951.30/x
  3. Step 3: Cross multiply
    149,808.10x = 224,744.55 × 49,951.30
  4. Step 4: Simplify right side
    149,808.10x = 11,226,282,440.42
  5. Step 5: Solve for x
    x = 11,226,282,440.42/149,808.10
  6. Step 6: Final answer
    x = 74,937.75

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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.