Home / 49,665.18-68,541.84-28,451.28

Finding the Fourth Proportional to 49,665.18, 68,541.84 and 28,451.28

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Solution

The fourth proportional to 49,665.18, 68,541.84 and 28,451.28 is: 39,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,665.18 : 68,541.84 = 28,451.28 : x
  2. Step 2: Convert to fraction form
    49,665.18/68,541.84 = 28,451.28/x
  3. Step 3: Cross multiply
    49,665.18x = 68,541.84 × 28,451.28
  4. Step 4: Simplify right side
    49,665.18x = 1,950,103,081.56
  5. Step 5: Solve for x
    x = 1,950,103,081.56/49,665.18
  6. Step 6: Final answer
    x = 39,265.00

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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.