Home / 235,000.92-324,306.75-139,507.98

Finding the Fourth Proportional to 235,000.92, 324,306.75 and 139,507.98

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Solution

The fourth proportional to 235,000.92, 324,306.75 and 139,507.98 is: 192,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,000.92 : 324,306.75 = 139,507.98 : x
  2. Step 2: Convert to fraction form
    235,000.92/324,306.75 = 139,507.98/x
  3. Step 3: Cross multiply
    235,000.92x = 324,306.75 × 139,507.98
  4. Step 4: Simplify right side
    235,000.92x = 45,243,379,592.87
  5. Step 5: Solve for x
    x = 45,243,379,592.87/235,000.92
  6. Step 6: Final answer
    x = 192,524.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.