Home / 547,121.01-820,705.05-168,056.85

Finding the Fourth Proportional to 547,121.01, 820,705.05 and 168,056.85

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Solution

The fourth proportional to 547,121.01, 820,705.05 and 168,056.85 is: 252,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,121.01 : 820,705.05 = 168,056.85 : x
  2. Step 2: Convert to fraction form
    547,121.01/820,705.05 = 168,056.85/x
  3. Step 3: Cross multiply
    547,121.01x = 820,705.05 × 168,056.85
  4. Step 4: Simplify right side
    547,121.01x = 137,925,105,482.09
  5. Step 5: Solve for x
    x = 137,925,105,482.09/547,121.01
  6. Step 6: Final answer
    x = 252,092.50

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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.