Home / 82,053.06-123,079.58-25,897.53

Finding the Fourth Proportional to 82,053.06, 123,079.58 and 25,897.53

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Solution

The fourth proportional to 82,053.06, 123,079.58 and 25,897.53 is: 38,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,053.06 : 123,079.58 = 25,897.53 : x
  2. Step 2: Convert to fraction form
    82,053.06/123,079.58 = 25,897.53/x
  3. Step 3: Cross multiply
    82,053.06x = 123,079.58 × 25,897.53
  4. Step 4: Simplify right side
    82,053.06x = 3,187,457,115.44
  5. Step 5: Solve for x
    x = 3,187,457,115.44/82,053.06
  6. Step 6: Final answer
    x = 38,846.29

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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.