Home / 87,612.06-131,429.02-34,297.15

Finding the Fourth Proportional to 87,612.06, 131,429.02 and 34,297.15

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Solution

The fourth proportional to 87,612.06, 131,429.02 and 34,297.15 is: 51,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,612.06 : 131,429.02 = 34,297.15 : x
  2. Step 2: Convert to fraction form
    87,612.06/131,429.02 = 34,297.15/x
  3. Step 3: Cross multiply
    87,612.06x = 131,429.02 × 34,297.15
  4. Step 4: Simplify right side
    87,612.06x = 4,507,640,813.29
  5. Step 5: Solve for x
    x = 4,507,640,813.29/87,612.06
  6. Step 6: Final answer
    x = 51,450.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.