Home / 82,259.10-113,537.43-48,275.10

Finding the Fourth Proportional to 82,259.10, 113,537.43 and 48,275.10

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Solution

The fourth proportional to 82,259.10, 113,537.43 and 48,275.10 is: 66,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,259.10 : 113,537.43 = 48,275.10 : x
  2. Step 2: Convert to fraction form
    82,259.10/113,537.43 = 48,275.10/x
  3. Step 3: Cross multiply
    82,259.10x = 113,537.43 × 48,275.10
  4. Step 4: Simplify right side
    82,259.10x = 5,481,030,786.99
  5. Step 5: Solve for x
    x = 5,481,030,786.99/82,259.10
  6. Step 6: Final answer
    x = 66,631.30

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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.