Home / 126,251.68-174,219.96-69,662.92

Finding the Fourth Proportional to 126,251.68, 174,219.96 and 69,662.92

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Solution

The fourth proportional to 126,251.68, 174,219.96 and 69,662.92 is: 96,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,251.68 : 174,219.96 = 69,662.92 : x
  2. Step 2: Convert to fraction form
    126,251.68/174,219.96 = 69,662.92/x
  3. Step 3: Cross multiply
    126,251.68x = 174,219.96 × 69,662.92
  4. Step 4: Simplify right side
    126,251.68x = 12,136,671,135.88
  5. Step 5: Solve for x
    x = 12,136,671,135.88/126,251.68
  6. Step 6: Final answer
    x = 96,130.77

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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.