Home / 89,090.06-133,593.30-51,660.77

Finding the Fourth Proportional to 89,090.06, 133,593.30 and 51,660.77

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Solution

The fourth proportional to 89,090.06, 133,593.30 and 51,660.77 is: 77,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,090.06 : 133,593.30 = 51,660.77 : x
  2. Step 2: Convert to fraction form
    89,090.06/133,593.30 = 51,660.77/x
  3. Step 3: Cross multiply
    89,090.06x = 133,593.30 × 51,660.77
  4. Step 4: Simplify right side
    89,090.06x = 6,901,532,076.87
  5. Step 5: Solve for x
    x = 6,901,532,076.87/89,090.06
  6. Step 6: Final answer
    x = 77,466.92

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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.