Home / 116,216.10-173,884.14-68,856.57

Finding the Fourth Proportional to 116,216.10, 173,884.14 and 68,856.57

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Solution

The fourth proportional to 116,216.10, 173,884.14 and 68,856.57 is: 103,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,216.10 : 173,884.14 = 68,856.57 : x
  2. Step 2: Convert to fraction form
    116,216.10/173,884.14 = 68,856.57/x
  3. Step 3: Cross multiply
    116,216.10x = 173,884.14 × 68,856.57
  4. Step 4: Simplify right side
    116,216.10x = 11,973,065,457.80
  5. Step 5: Solve for x
    x = 11,973,065,457.80/116,216.10
  6. Step 6: Final answer
    x = 103,024.15

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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.