Home / 69,787.53-96,298.07-47,175.71

Finding the Fourth Proportional to 69,787.53, 96,298.07 and 47,175.71

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Solution

The fourth proportional to 69,787.53, 96,298.07 and 47,175.71 is: 65,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,787.53 : 96,298.07 = 47,175.71 : x
  2. Step 2: Convert to fraction form
    69,787.53/96,298.07 = 47,175.71/x
  3. Step 3: Cross multiply
    69,787.53x = 96,298.07 × 47,175.71
  4. Step 4: Simplify right side
    69,787.53x = 4,542,929,106.51
  5. Step 5: Solve for x
    x = 4,542,929,106.51/69,787.53
  6. Step 6: Final answer
    x = 65,096.57

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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.