Home / 53,558.40-80,337.60-39,734.40

Finding the Fourth Proportional to 53,558.40, 80,337.60 and 39,734.40

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Solution

The fourth proportional to 53,558.40, 80,337.60 and 39,734.40 is: 59,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,558.40 : 80,337.60 = 39,734.40 : x
  2. Step 2: Convert to fraction form
    53,558.40/80,337.60 = 39,734.40/x
  3. Step 3: Cross multiply
    53,558.40x = 80,337.60 × 39,734.40
  4. Step 4: Simplify right side
    53,558.40x = 3,192,166,333.44
  5. Step 5: Solve for x
    x = 3,192,166,333.44/53,558.40
  6. Step 6: Final answer
    x = 59,601.60

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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.