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Finding the Fourth Proportional to 49,045.60, 73,492.80 and 36,506.80

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Solution

The fourth proportional to 49,045.60, 73,492.80 and 36,506.80 is: 54,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,045.60 : 73,492.80 = 36,506.80 : x
  2. Step 2: Convert to fraction form
    49,045.60/73,492.80 = 36,506.80/x
  3. Step 3: Cross multiply
    49,045.60x = 73,492.80 × 36,506.80
  4. Step 4: Simplify right side
    49,045.60x = 2,682,986,951.04
  5. Step 5: Solve for x
    x = 2,682,986,951.04/49,045.60
  6. Step 6: Final answer
    x = 54,703.93

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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.