Home / 85,006.11-127,513.73-25,837.32

Finding the Fourth Proportional to 85,006.11, 127,513.73 and 25,837.32

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Solution

The fourth proportional to 85,006.11, 127,513.73 and 25,837.32 is: 38,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,006.11 : 127,513.73 = 25,837.32 : x
  2. Step 2: Convert to fraction form
    85,006.11/127,513.73 = 25,837.32/x
  3. Step 3: Cross multiply
    85,006.11x = 127,513.73 × 25,837.32
  4. Step 4: Simplify right side
    85,006.11x = 3,294,613,046.40
  5. Step 5: Solve for x
    x = 3,294,613,046.40/85,006.11
  6. Step 6: Final answer
    x = 38,757.37

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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.