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Finding the Fourth Proportional to 76,463.70, 114,695.54 and 23,877.69

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Solution

The fourth proportional to 76,463.70, 114,695.54 and 23,877.69 is: 35,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,463.70 : 114,695.54 = 23,877.69 : x
  2. Step 2: Convert to fraction form
    76,463.70/114,695.54 = 23,877.69/x
  3. Step 3: Cross multiply
    76,463.70x = 114,695.54 × 23,877.69
  4. Step 4: Simplify right side
    76,463.70x = 2,738,664,222.86
  5. Step 5: Solve for x
    x = 2,738,664,222.86/76,463.70
  6. Step 6: Final answer
    x = 35,816.53

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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.