Home / 82,875.96-124,322.04-26,717.04

Finding the Fourth Proportional to 82,875.96, 124,322.04 and 26,717.04

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Solution

The fourth proportional to 82,875.96, 124,322.04 and 26,717.04 is: 40,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,875.96 : 124,322.04 = 26,717.04 : x
  2. Step 2: Convert to fraction form
    82,875.96/124,322.04 = 26,717.04/x
  3. Step 3: Cross multiply
    82,875.96x = 124,322.04 × 26,717.04
  4. Step 4: Simplify right side
    82,875.96x = 3,321,516,915.56
  5. Step 5: Solve for x
    x = 3,321,516,915.56/82,875.96
  6. Step 6: Final answer
    x = 40,078.17

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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.