Home / 53,706.12-80,571.96-52,813.68

Finding the Fourth Proportional to 53,706.12, 80,571.96 and 52,813.68

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Solution

The fourth proportional to 53,706.12, 80,571.96 and 52,813.68 is: 79,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,706.12 : 80,571.96 = 52,813.68 : x
  2. Step 2: Convert to fraction form
    53,706.12/80,571.96 = 52,813.68/x
  3. Step 3: Cross multiply
    53,706.12x = 80,571.96 × 52,813.68
  4. Step 4: Simplify right side
    53,706.12x = 4,255,301,712.41
  5. Step 5: Solve for x
    x = 4,255,301,712.41/53,706.12
  6. Step 6: Final answer
    x = 79,233.09

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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.