Home / 125,529.89-173,231.24-68,941.26

Finding the Fourth Proportional to 125,529.89, 173,231.24 and 68,941.26

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Solution

The fourth proportional to 125,529.89, 173,231.24 and 68,941.26 is: 95,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,529.89 : 173,231.24 = 68,941.26 : x
  2. Step 2: Convert to fraction form
    125,529.89/173,231.24 = 68,941.26/x
  3. Step 3: Cross multiply
    125,529.89x = 173,231.24 × 68,941.26
  4. Step 4: Simplify right side
    125,529.89x = 11,942,779,612.26
  5. Step 5: Solve for x
    x = 11,942,779,612.26/125,529.89
  6. Step 6: Final answer
    x = 95,138.94

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1.5x scale

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.