Home / 82,990.32-124,486.25-23,825.99

Finding the Fourth Proportional to 82,990.32, 124,486.25 and 23,825.99

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Solution

The fourth proportional to 82,990.32, 124,486.25 and 23,825.99 is: 35,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,990.32 : 124,486.25 = 23,825.99 : x
  2. Step 2: Convert to fraction form
    82,990.32/124,486.25 = 23,825.99/x
  3. Step 3: Cross multiply
    82,990.32x = 124,486.25 × 23,825.99
  4. Step 4: Simplify right side
    82,990.32x = 2,966,007,406.08
  5. Step 5: Solve for x
    x = 2,966,007,406.08/82,990.32
  6. Step 6: Final answer
    x = 35,739.20

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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.