Home / 106,205.13-146,561.94-58,457.46

Finding the Fourth Proportional to 106,205.13, 146,561.94 and 58,457.46

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Solution

The fourth proportional to 106,205.13, 146,561.94 and 58,457.46 is: 80,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,205.13 : 146,561.94 = 58,457.46 : x
  2. Step 2: Convert to fraction form
    106,205.13/146,561.94 = 58,457.46/x
  3. Step 3: Cross multiply
    106,205.13x = 146,561.94 × 58,457.46
  4. Step 4: Simplify right side
    106,205.13x = 8,567,638,745.07
  5. Step 5: Solve for x
    x = 8,567,638,745.07/106,205.13
  6. Step 6: Final answer
    x = 80,670.67

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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.