Home / 53,435.50-73,734.61-29,558.94

Finding the Fourth Proportional to 53,435.50, 73,734.61 and 29,558.94

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Solution

The fourth proportional to 53,435.50, 73,734.61 and 29,558.94 is: 40,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.50 : 73,734.61 = 29,558.94 : x
  2. Step 2: Convert to fraction form
    53,435.50/73,734.61 = 29,558.94/x
  3. Step 3: Cross multiply
    53,435.50x = 73,734.61 × 29,558.94
  4. Step 4: Simplify right side
    53,435.50x = 2,179,516,912.91
  5. Step 5: Solve for x
    x = 2,179,516,912.91/53,435.50
  6. Step 6: Final answer
    x = 40,787.81

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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.