Home / 49,777.81-74,677.64-36,590.20

Finding the Fourth Proportional to 49,777.81, 74,677.64 and 36,590.20

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Solution

The fourth proportional to 49,777.81, 74,677.64 and 36,590.20 is: 54,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777.81 : 74,677.64 = 36,590.20 : x
  2. Step 2: Convert to fraction form
    49,777.81/74,677.64 = 36,590.20/x
  3. Step 3: Cross multiply
    49,777.81x = 74,677.64 × 36,590.20
  4. Step 4: Simplify right side
    49,777.81x = 2,732,469,226.79
  5. Step 5: Solve for x
    x = 2,732,469,226.79/49,777.81
  6. Step 6: Final answer
    x = 54,893.32

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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.