Home / 29,231.80-43,790.10-17,510.20

Finding the Fourth Proportional to 29,231.80, 43,790.10 and 17,510.20

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Solution

The fourth proportional to 29,231.80, 43,790.10 and 17,510.20 is: 26,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.80 : 43,790.10 = 17,510.20 : x
  2. Step 2: Convert to fraction form
    29,231.80/43,790.10 = 17,510.20/x
  3. Step 3: Cross multiply
    29,231.80x = 43,790.10 × 17,510.20
  4. Step 4: Simplify right side
    29,231.80x = 766,773,409.02
  5. Step 5: Solve for x
    x = 766,773,409.02/29,231.80
  6. Step 6: Final answer
    x = 26,230.80

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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.