Home / 70,426.85-105,644.55-23,046.93

Finding the Fourth Proportional to 70,426.85, 105,644.55 and 23,046.93

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Solution

The fourth proportional to 70,426.85, 105,644.55 and 23,046.93 is: 34,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,426.85 : 105,644.55 = 23,046.93 : x
  2. Step 2: Convert to fraction form
    70,426.85/105,644.55 = 23,046.93/x
  3. Step 3: Cross multiply
    70,426.85x = 105,644.55 × 23,046.93
  4. Step 4: Simplify right side
    70,426.85x = 2,434,782,548.73
  5. Step 5: Solve for x
    x = 2,434,782,548.73/70,426.85
  6. Step 6: Final answer
    x = 34,571.80

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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.