Home / 82,386.06-123,579.14-23,214.03

Finding the Fourth Proportional to 82,386.06, 123,579.14 and 23,214.03

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Solution

The fourth proportional to 82,386.06, 123,579.14 and 23,214.03 is: 34,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,386.06 : 123,579.14 = 23,214.03 : x
  2. Step 2: Convert to fraction form
    82,386.06/123,579.14 = 23,214.03/x
  3. Step 3: Cross multiply
    82,386.06x = 123,579.14 × 23,214.03
  4. Step 4: Simplify right side
    82,386.06x = 2,868,769,747.26
  5. Step 5: Solve for x
    x = 2,868,769,747.26/82,386.06
  6. Step 6: Final answer
    x = 34,821.06

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1.5x scale

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.