Home / 51,322.64-76,986.12-16,261.52

Finding the Fourth Proportional to 51,322.64, 76,986.12 and 16,261.52

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Solution

The fourth proportional to 51,322.64, 76,986.12 and 16,261.52 is: 24,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,322.64 : 76,986.12 = 16,261.52 : x
  2. Step 2: Convert to fraction form
    51,322.64/76,986.12 = 16,261.52/x
  3. Step 3: Cross multiply
    51,322.64x = 76,986.12 × 16,261.52
  4. Step 4: Simplify right side
    51,322.64x = 1,251,911,330.10
  5. Step 5: Solve for x
    x = 1,251,911,330.10/51,322.64
  6. Step 6: Final answer
    x = 24,392.96

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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.