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Finding the Fourth Proportional to 64,306.89, 96,472.58 and 22,783.05

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Solution

The fourth proportional to 64,306.89, 96,472.58 and 22,783.05 is: 34,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,306.89 : 96,472.58 = 22,783.05 : x
  2. Step 2: Convert to fraction form
    64,306.89/96,472.58 = 22,783.05/x
  3. Step 3: Cross multiply
    64,306.89x = 96,472.58 × 22,783.05
  4. Step 4: Simplify right side
    64,306.89x = 2,197,939,499.85
  5. Step 5: Solve for x
    x = 2,197,939,499.85/64,306.89
  6. Step 6: Final answer
    x = 34,178.91

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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.