Home / 122,823.87-169,500.24-69,110.79

Finding the Fourth Proportional to 122,823.87, 169,500.24 and 69,110.79

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Solution

The fourth proportional to 122,823.87, 169,500.24 and 69,110.79 is: 95,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,823.87 : 169,500.24 = 69,110.79 : x
  2. Step 2: Convert to fraction form
    122,823.87/169,500.24 = 69,110.79/x
  3. Step 3: Cross multiply
    122,823.87x = 169,500.24 × 69,110.79
  4. Step 4: Simplify right side
    122,823.87x = 11,714,295,491.59
  5. Step 5: Solve for x
    x = 11,714,295,491.59/122,823.87
  6. Step 6: Final answer
    x = 95,374.75

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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.