Home / 51,326.94-70,880.09-48,531.53

Finding the Fourth Proportional to 51,326.94, 70,880.09 and 48,531.53

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Solution

The fourth proportional to 51,326.94, 70,880.09 and 48,531.53 is: 67,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,326.94 : 70,880.09 = 48,531.53 : x
  2. Step 2: Convert to fraction form
    51,326.94/70,880.09 = 48,531.53/x
  3. Step 3: Cross multiply
    51,326.94x = 70,880.09 × 48,531.53
  4. Step 4: Simplify right side
    51,326.94x = 3,439,919,214.24
  5. Step 5: Solve for x
    x = 3,439,919,214.24/51,326.94
  6. Step 6: Final answer
    x = 67,019.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.