Home / 82,154.54-113,321.06-53,862.04

Finding the Fourth Proportional to 82,154.54, 113,321.06 and 53,862.04

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Solution

The fourth proportional to 82,154.54, 113,321.06 and 53,862.04 is: 74,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,154.54 : 113,321.06 = 53,862.04 : x
  2. Step 2: Convert to fraction form
    82,154.54/113,321.06 = 53,862.04/x
  3. Step 3: Cross multiply
    82,154.54x = 113,321.06 × 53,862.04
  4. Step 4: Simplify right side
    82,154.54x = 6,103,703,466.56
  5. Step 5: Solve for x
    x = 6,103,703,466.56/82,154.54
  6. Step 6: Final answer
    x = 74,295.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.