Home / 107,416.43-148,234.89-59,669.81

Finding the Fourth Proportional to 107,416.43, 148,234.89 and 59,669.81

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Solution

The fourth proportional to 107,416.43, 148,234.89 and 59,669.81 is: 82,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,416.43 : 148,234.89 = 59,669.81 : x
  2. Step 2: Convert to fraction form
    107,416.43/148,234.89 = 59,669.81/x
  3. Step 3: Cross multiply
    107,416.43x = 148,234.89 × 59,669.81
  4. Step 4: Simplify right side
    107,416.43x = 8,845,147,721.67
  5. Step 5: Solve for x
    x = 8,845,147,721.67/107,416.43
  6. Step 6: Final answer
    x = 82,344.46

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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.