Home / 89,403.27-134,203.38-75,535.26

Finding the Fourth Proportional to 89,403.27, 134,203.38 and 75,535.26

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Solution

The fourth proportional to 89,403.27, 134,203.38 and 75,535.26 is: 113,386.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,403.27 : 134,203.38 = 75,535.26 : x
  2. Step 2: Convert to fraction form
    89,403.27/134,203.38 = 75,535.26/x
  3. Step 3: Cross multiply
    89,403.27x = 134,203.38 × 75,535.26
  4. Step 4: Simplify right side
    89,403.27x = 10,137,087,201.18
  5. Step 5: Solve for x
    x = 10,137,087,201.18/89,403.27
  6. Step 6: Final answer
    x = 113,386.09

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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.