Home / 115,946.10-173,789.55-49,374.90

Finding the Fourth Proportional to 115,946.10, 173,789.55 and 49,374.90

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Solution

The fourth proportional to 115,946.10, 173,789.55 and 49,374.90 is: 74,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,946.10 : 173,789.55 = 49,374.90 : x
  2. Step 2: Convert to fraction form
    115,946.10/173,789.55 = 49,374.90/x
  3. Step 3: Cross multiply
    115,946.10x = 173,789.55 × 49,374.90
  4. Step 4: Simplify right side
    115,946.10x = 8,580,841,652.30
  5. Step 5: Solve for x
    x = 8,580,841,652.30/115,946.10
  6. Step 6: Final answer
    x = 74,007.16

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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.