Home / 74,580.36-102,917.76-41,044.20

Finding the Fourth Proportional to 74,580.36, 102,917.76 and 41,044.20

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Solution

The fourth proportional to 74,580.36, 102,917.76 and 41,044.20 is: 56,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,580.36 : 102,917.76 = 41,044.20 : x
  2. Step 2: Convert to fraction form
    74,580.36/102,917.76 = 41,044.20/x
  3. Step 3: Cross multiply
    74,580.36x = 102,917.76 × 41,044.20
  4. Step 4: Simplify right side
    74,580.36x = 4,224,177,124.99
  5. Step 5: Solve for x
    x = 4,224,177,124.99/74,580.36
  6. Step 6: Final answer
    x = 56,639.27

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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.