Home / 146,552.70-220,157.10-140,975.85

Finding the Fourth Proportional to 146,552.70, 220,157.10 and 140,975.85

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Solution

The fourth proportional to 146,552.70, 220,157.10 and 140,975.85 is: 211,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,552.70 : 220,157.10 = 140,975.85 : x
  2. Step 2: Convert to fraction form
    146,552.70/220,157.10 = 140,975.85/x
  3. Step 3: Cross multiply
    146,552.70x = 220,157.10 × 140,975.85
  4. Step 4: Simplify right side
    146,552.70x = 31,036,834,306.04
  5. Step 5: Solve for x
    x = 31,036,834,306.04/146,552.70
  6. Step 6: Final answer
    x = 211,779.34

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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.