Home / 53,206.37-79,809.55-15,766.98

Finding the Fourth Proportional to 53,206.37, 79,809.55 and 15,766.98

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Solution

The fourth proportional to 53,206.37, 79,809.55 and 15,766.98 is: 23,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206.37 : 79,809.55 = 15,766.98 : x
  2. Step 2: Convert to fraction form
    53,206.37/79,809.55 = 15,766.98/x
  3. Step 3: Cross multiply
    53,206.37x = 79,809.55 × 15,766.98
  4. Step 4: Simplify right side
    53,206.37x = 1,258,355,179.61
  5. Step 5: Solve for x
    x = 1,258,355,179.61/53,206.37
  6. Step 6: Final answer
    x = 23,650.46

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Similar ratio
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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.