Home / 124,211.32-171,410.54-67,622.56

Finding the Fourth Proportional to 124,211.32, 171,410.54 and 67,622.56

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Solution

The fourth proportional to 124,211.32, 171,410.54 and 67,622.56 is: 93,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,211.32 : 171,410.54 = 67,622.56 : x
  2. Step 2: Convert to fraction form
    124,211.32/171,410.54 = 67,622.56/x
  3. Step 3: Cross multiply
    124,211.32x = 171,410.54 × 67,622.56
  4. Step 4: Simplify right side
    124,211.32x = 11,591,219,525.78
  5. Step 5: Solve for x
    x = 11,591,219,525.78/124,211.32
  6. Step 6: Final answer
    x = 93,318.54

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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.