Home / 53,261.32-79,863.18-16,320.52

Finding the Fourth Proportional to 53,261.32, 79,863.18 and 16,320.52

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Solution

The fourth proportional to 53,261.32, 79,863.18 and 16,320.52 is: 24,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.32 : 79,863.18 = 16,320.52 : x
  2. Step 2: Convert to fraction form
    53,261.32/79,863.18 = 16,320.52/x
  3. Step 3: Cross multiply
    53,261.32x = 79,863.18 × 16,320.52
  4. Step 4: Simplify right side
    53,261.32x = 1,303,408,626.45
  5. Step 5: Solve for x
    x = 1,303,408,626.45/53,261.32
  6. Step 6: Final answer
    x = 24,471.96

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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.