Home / 97,029.72-133,900.44-54,588.48

Finding the Fourth Proportional to 97,029.72, 133,900.44 and 54,588.48

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Solution

The fourth proportional to 97,029.72, 133,900.44 and 54,588.48 is: 75,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,029.72 : 133,900.44 = 54,588.48 : x
  2. Step 2: Convert to fraction form
    97,029.72/133,900.44 = 54,588.48/x
  3. Step 3: Cross multiply
    97,029.72x = 133,900.44 × 54,588.48
  4. Step 4: Simplify right side
    97,029.72x = 7,309,421,490.93
  5. Step 5: Solve for x
    x = 7,309,421,490.93/97,029.72
  6. Step 6: Final answer
    x = 75,331.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.