Home / 125,501.50-173,193.29-68,914.09

Finding the Fourth Proportional to 125,501.50, 173,193.29 and 68,914.09

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Solution

The fourth proportional to 125,501.50, 173,193.29 and 68,914.09 is: 95,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,501.50 : 173,193.29 = 68,914.09 : x
  2. Step 2: Convert to fraction form
    125,501.50/173,193.29 = 68,914.09/x
  3. Step 3: Cross multiply
    125,501.50x = 173,193.29 × 68,914.09
  4. Step 4: Simplify right side
    125,501.50x = 11,935,457,629.89
  5. Step 5: Solve for x
    x = 11,935,457,629.89/125,501.50
  6. Step 6: Final answer
    x = 95,102.11

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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.