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Finding the Fourth Proportional to 49,266.40, 73,856.40 and 29,552.80

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Solution

The fourth proportional to 49,266.40, 73,856.40 and 29,552.80 is: 44,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,266.40 : 73,856.40 = 29,552.80 : x
  2. Step 2: Convert to fraction form
    49,266.40/73,856.40 = 29,552.80/x
  3. Step 3: Cross multiply
    49,266.40x = 73,856.40 × 29,552.80
  4. Step 4: Simplify right side
    49,266.40x = 2,182,663,417.92
  5. Step 5: Solve for x
    x = 2,182,663,417.92/49,266.40
  6. Step 6: Final answer
    x = 44,303.29

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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.