Home / 107,389.85-148,180.16-62,072.03

Finding the Fourth Proportional to 107,389.85, 148,180.16 and 62,072.03

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Solution

The fourth proportional to 107,389.85, 148,180.16 and 62,072.03 is: 85,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,389.85 : 148,180.16 = 62,072.03 : x
  2. Step 2: Convert to fraction form
    107,389.85/148,180.16 = 62,072.03/x
  3. Step 3: Cross multiply
    107,389.85x = 148,180.16 × 62,072.03
  4. Step 4: Simplify right side
    107,389.85x = 9,197,842,285.66
  5. Step 5: Solve for x
    x = 9,197,842,285.66/107,389.85
  6. Step 6: Final answer
    x = 85,649.09

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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.