Home / 89,224.36-133,856.34-26,890.36

Finding the Fourth Proportional to 89,224.36, 133,856.34 and 26,890.36

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Solution

The fourth proportional to 89,224.36, 133,856.34 and 26,890.36 is: 40,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,224.36 : 133,856.34 = 26,890.36 : x
  2. Step 2: Convert to fraction form
    89,224.36/133,856.34 = 26,890.36/x
  3. Step 3: Cross multiply
    89,224.36x = 133,856.34 × 26,890.36
  4. Step 4: Simplify right side
    89,224.36x = 3,599,445,170.88
  5. Step 5: Solve for x
    x = 3,599,445,170.88/89,224.36
  6. Step 6: Final answer
    x = 40,341.51

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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.