Home / 129,993.72-194,997.51-41,254.17

Finding the Fourth Proportional to 129,993.72, 194,997.51 and 41,254.17

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Solution

The fourth proportional to 129,993.72, 194,997.51 and 41,254.17 is: 61,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,993.72 : 194,997.51 = 41,254.17 : x
  2. Step 2: Convert to fraction form
    129,993.72/194,997.51 = 41,254.17/x
  3. Step 3: Cross multiply
    129,993.72x = 194,997.51 × 41,254.17
  4. Step 4: Simplify right side
    129,993.72x = 8,044,460,427.12
  5. Step 5: Solve for x
    x = 8,044,460,427.12/129,993.72
  6. Step 6: Final answer
    x = 61,883.45

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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.