Home / 129,746.70-194,620.05-34,976.70

Finding the Fourth Proportional to 129,746.70, 194,620.05 and 34,976.70

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Solution

The fourth proportional to 129,746.70, 194,620.05 and 34,976.70 is: 52,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,746.70 : 194,620.05 = 34,976.70 : x
  2. Step 2: Convert to fraction form
    129,746.70/194,620.05 = 34,976.70/x
  3. Step 3: Cross multiply
    129,746.70x = 194,620.05 × 34,976.70
  4. Step 4: Simplify right side
    129,746.70x = 6,807,167,102.84
  5. Step 5: Solve for x
    x = 6,807,167,102.84/129,746.70
  6. Step 6: Final answer
    x = 52,465.05

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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.