Home / 125,568.96-173,285.28-68,984

Finding the Fourth Proportional to 125,568.96, 173,285.28 and 68,984

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Solution

The fourth proportional to 125,568.96, 173,285.28 and 68,984 is: 95,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,568.96 : 173,285.28 = 68,984 : x
  2. Step 2: Convert to fraction form
    125,568.96/173,285.28 = 68,984/x
  3. Step 3: Cross multiply
    125,568.96x = 173,285.28 × 68,984
  4. Step 4: Simplify right side
    125,568.96x = 11,953,911,755.52
  5. Step 5: Solve for x
    x = 11,953,911,755.52/125,568.96
  6. Step 6: Final answer
    x = 95,197.98

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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.