Home / 105,966.09-159,003.70-58,572.38

Finding the Fourth Proportional to 105,966.09, 159,003.70 and 58,572.38

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Solution

The fourth proportional to 105,966.09, 159,003.70 and 58,572.38 is: 87,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966.09 : 159,003.70 = 58,572.38 : x
  2. Step 2: Convert to fraction form
    105,966.09/159,003.70 = 58,572.38/x
  3. Step 3: Cross multiply
    105,966.09x = 159,003.70 × 58,572.38
  4. Step 4: Simplify right side
    105,966.09x = 9,313,225,388.88
  5. Step 5: Solve for x
    x = 9,313,225,388.88/105,966.09
  6. Step 6: Final answer
    x = 87,888.73

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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.