Home / 115,850.84-173,652.06-75,854.66

Finding the Fourth Proportional to 115,850.84, 173,652.06 and 75,854.66

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Solution

The fourth proportional to 115,850.84, 173,652.06 and 75,854.66 is: 113,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,850.84 : 173,652.06 = 75,854.66 : x
  2. Step 2: Convert to fraction form
    115,850.84/173,652.06 = 75,854.66/x
  3. Step 3: Cross multiply
    115,850.84x = 173,652.06 × 75,854.66
  4. Step 4: Simplify right side
    115,850.84x = 13,172,317,969.60
  5. Step 5: Solve for x
    x = 13,172,317,969.60/115,850.84
  6. Step 6: Final answer
    x = 113,700.67

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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.