Home / 51,656.53-77,475.72-14,207.57

Finding the Fourth Proportional to 51,656.53, 77,475.72 and 14,207.57

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Solution

The fourth proportional to 51,656.53, 77,475.72 and 14,207.57 is: 21,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.53 : 77,475.72 = 14,207.57 : x
  2. Step 2: Convert to fraction form
    51,656.53/77,475.72 = 14,207.57/x
  3. Step 3: Cross multiply
    51,656.53x = 77,475.72 × 14,207.57
  4. Step 4: Simplify right side
    51,656.53x = 1,100,741,908.89
  5. Step 5: Solve for x
    x = 1,100,741,908.89/51,656.53
  6. Step 6: Final answer
    x = 21,308.86

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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.