Home / 125,673.75-173,429.43-68,313.07

Finding the Fourth Proportional to 125,673.75, 173,429.43 and 68,313.07

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Solution

The fourth proportional to 125,673.75, 173,429.43 and 68,313.07 is: 94,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,673.75 : 173,429.43 = 68,313.07 : x
  2. Step 2: Convert to fraction form
    125,673.75/173,429.43 = 68,313.07/x
  3. Step 3: Cross multiply
    125,673.75x = 173,429.43 × 68,313.07
  4. Step 4: Simplify right side
    125,673.75x = 11,847,495,924.50
  5. Step 5: Solve for x
    x = 11,847,495,924.50/125,673.75
  6. Step 6: Final answer
    x = 94,271.85

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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.