Home / 105,462.84-158,161.66-30,588.49

Finding the Fourth Proportional to 105,462.84, 158,161.66 and 30,588.49

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Solution

The fourth proportional to 105,462.84, 158,161.66 and 30,588.49 is: 45,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,462.84 : 158,161.66 = 30,588.49 : x
  2. Step 2: Convert to fraction form
    105,462.84/158,161.66 = 30,588.49/x
  3. Step 3: Cross multiply
    105,462.84x = 158,161.66 × 30,588.49
  4. Step 4: Simplify right side
    105,462.84x = 4,837,926,202.35
  5. Step 5: Solve for x
    x = 4,837,926,202.35/105,462.84
  6. Step 6: Final answer
    x = 45,873.28

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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.