Home / 53,524.80-80,265.60-18,446.40

Finding the Fourth Proportional to 53,524.80, 80,265.60 and 18,446.40

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Solution

The fourth proportional to 53,524.80, 80,265.60 and 18,446.40 is: 27,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,524.80 : 80,265.60 = 18,446.40 : x
  2. Step 2: Convert to fraction form
    53,524.80/80,265.60 = 18,446.40/x
  3. Step 3: Cross multiply
    53,524.80x = 80,265.60 × 18,446.40
  4. Step 4: Simplify right side
    53,524.80x = 1,480,611,363.84
  5. Step 5: Solve for x
    x = 1,480,611,363.84/53,524.80
  6. Step 6: Final answer
    x = 27,662.16

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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.