Home / 129,617.10-194,381.10-63,014.31

Finding the Fourth Proportional to 129,617.10, 194,381.10 and 63,014.31

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Solution

The fourth proportional to 129,617.10, 194,381.10 and 63,014.31 is: 94,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,617.10 : 194,381.10 = 63,014.31 : x
  2. Step 2: Convert to fraction form
    129,617.10/194,381.10 = 63,014.31/x
  3. Step 3: Cross multiply
    129,617.10x = 194,381.10 × 63,014.31
  4. Step 4: Simplify right side
    129,617.10x = 12,248,790,893.54
  5. Step 5: Solve for x
    x = 12,248,790,893.54/129,617.10
  6. Step 6: Final answer
    x = 94,499.81

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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.