Home / 264,331.05-396,538.02-86,797.68

Finding the Fourth Proportional to 264,331.05, 396,538.02 and 86,797.68

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Solution

The fourth proportional to 264,331.05, 396,538.02 and 86,797.68 is: 130,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,331.05 : 396,538.02 = 86,797.68 : x
  2. Step 2: Convert to fraction form
    264,331.05/396,538.02 = 86,797.68/x
  3. Step 3: Cross multiply
    264,331.05x = 396,538.02 × 86,797.68
  4. Step 4: Simplify right side
    264,331.05x = 34,418,580,167.79
  5. Step 5: Solve for x
    x = 34,418,580,167.79/264,331.05
  6. Step 6: Final answer
    x = 130,210.13

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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.