Home / 69,916.91-96,454.59-47,247.63

Finding the Fourth Proportional to 69,916.91, 96,454.59 and 47,247.63

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Solution

The fourth proportional to 69,916.91, 96,454.59 and 47,247.63 is: 65,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,916.91 : 96,454.59 = 47,247.63 : x
  2. Step 2: Convert to fraction form
    69,916.91/96,454.59 = 47,247.63/x
  3. Step 3: Cross multiply
    69,916.91x = 96,454.59 × 47,247.63
  4. Step 4: Simplify right side
    69,916.91x = 4,557,250,780.12
  5. Step 5: Solve for x
    x = 4,557,250,780.12/69,916.91
  6. Step 6: Final answer
    x = 65,180.96

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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.