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Finding the Fourth Proportional to 80,000.42, 119,885.51 and 58,773.77

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Solution

The fourth proportional to 80,000.42, 119,885.51 and 58,773.77 is: 88,076.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,000.42 : 119,885.51 = 58,773.77 : x
  2. Step 2: Convert to fraction form
    80,000.42/119,885.51 = 58,773.77/x
  3. Step 3: Cross multiply
    80,000.42x = 119,885.51 × 58,773.77
  4. Step 4: Simplify right side
    80,000.42x = 7,046,123,391.07
  5. Step 5: Solve for x
    x = 7,046,123,391.07/80,000.42
  6. Step 6: Final answer
    x = 88,076.08

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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.