Home / 53,838.96-80,205.94-51,410.11

Finding the Fourth Proportional to 53,838.96, 80,205.94 and 51,410.11

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Solution

The fourth proportional to 53,838.96, 80,205.94 and 51,410.11 is: 76,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.96 : 80,205.94 = 51,410.11 : x
  2. Step 2: Convert to fraction form
    53,838.96/80,205.94 = 51,410.11/x
  3. Step 3: Cross multiply
    53,838.96x = 80,205.94 × 51,410.11
  4. Step 4: Simplify right side
    53,838.96x = 4,123,395,869.01
  5. Step 5: Solve for x
    x = 4,123,395,869.01/53,838.96
  6. Step 6: Final answer
    x = 76,587.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.