Home / 70,032.50-105,049.67-23,285.38

Finding the Fourth Proportional to 70,032.50, 105,049.67 and 23,285.38

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Solution

The fourth proportional to 70,032.50, 105,049.67 and 23,285.38 is: 34,928.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,032.50 : 105,049.67 = 23,285.38 : x
  2. Step 2: Convert to fraction form
    70,032.50/105,049.67 = 23,285.38/x
  3. Step 3: Cross multiply
    70,032.50x = 105,049.67 × 23,285.38
  4. Step 4: Simplify right side
    70,032.50x = 2,446,120,843.15
  5. Step 5: Solve for x
    x = 2,446,120,843.15/70,032.50
  6. Step 6: Final answer
    x = 34,928.37

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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.