Home / 83,898.02-115,779.49-46,172.27

Finding the Fourth Proportional to 83,898.02, 115,779.49 and 46,172.27

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Solution

The fourth proportional to 83,898.02, 115,779.49 and 46,172.27 is: 63,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,898.02 : 115,779.49 = 46,172.27 : x
  2. Step 2: Convert to fraction form
    83,898.02/115,779.49 = 46,172.27/x
  3. Step 3: Cross multiply
    83,898.02x = 115,779.49 × 46,172.27
  4. Step 4: Simplify right side
    83,898.02x = 5,345,801,872.74
  5. Step 5: Solve for x
    x = 5,345,801,872.74/83,898.02
  6. Step 6: Final answer
    x = 63,717.85

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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.