Home / 89,110.22-133,665.51-36,510.26

Finding the Fourth Proportional to 89,110.22, 133,665.51 and 36,510.26

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Solution

The fourth proportional to 89,110.22, 133,665.51 and 36,510.26 is: 54,765.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,110.22 : 133,665.51 = 36,510.26 : x
  2. Step 2: Convert to fraction form
    89,110.22/133,665.51 = 36,510.26/x
  3. Step 3: Cross multiply
    89,110.22x = 133,665.51 × 36,510.26
  4. Step 4: Simplify right side
    89,110.22x = 4,880,162,523.13
  5. Step 5: Solve for x
    x = 4,880,162,523.13/89,110.22
  6. Step 6: Final answer
    x = 54,765.46

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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.