Home / 82,794.10-124,153.78-23,615.71

Finding the Fourth Proportional to 82,794.10, 124,153.78 and 23,615.71

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Solution

The fourth proportional to 82,794.10, 124,153.78 and 23,615.71 is: 35,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,794.10 : 124,153.78 = 23,615.71 : x
  2. Step 2: Convert to fraction form
    82,794.10/124,153.78 = 23,615.71/x
  3. Step 3: Cross multiply
    82,794.10x = 124,153.78 × 23,615.71
  4. Step 4: Simplify right side
    82,794.10x = 2,931,979,663.88
  5. Step 5: Solve for x
    x = 2,931,979,663.88/82,794.10
  6. Step 6: Final answer
    x = 35,412.91

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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.