Home / 125,533.42-173,237.48-68,944.78

Finding the Fourth Proportional to 125,533.42, 173,237.48 and 68,944.78

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Solution

The fourth proportional to 125,533.42, 173,237.48 and 68,944.78 is: 95,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,533.42 : 173,237.48 = 68,944.78 : x
  2. Step 2: Convert to fraction form
    125,533.42/173,237.48 = 68,944.78/x
  3. Step 3: Cross multiply
    125,533.42x = 173,237.48 × 68,944.78
  4. Step 4: Simplify right side
    125,533.42x = 11,943,819,946.35
  5. Step 5: Solve for x
    x = 11,943,819,946.35/125,533.42
  6. Step 6: Final answer
    x = 95,144.54

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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.