Home / 124,328.20-171,568.30-67,738.36

Finding the Fourth Proportional to 124,328.20, 171,568.30 and 67,738.36

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Solution

The fourth proportional to 124,328.20, 171,568.30 and 67,738.36 is: 93,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,328.20 : 171,568.30 = 67,738.36 : x
  2. Step 2: Convert to fraction form
    124,328.20/171,568.30 = 67,738.36/x
  3. Step 3: Cross multiply
    124,328.20x = 171,568.30 × 67,738.36
  4. Step 4: Simplify right side
    124,328.20x = 11,621,755,269.99
  5. Step 5: Solve for x
    x = 11,621,755,269.99/124,328.20
  6. Step 6: Final answer
    x = 93,476.42

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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.