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Finding the Fourth Proportional to 58,193.40, 87,168.99 and 56,185.92

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Solution

The fourth proportional to 58,193.40, 87,168.99 and 56,185.92 is: 84,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,193.40 : 87,168.99 = 56,185.92 : x
  2. Step 2: Convert to fraction form
    58,193.40/87,168.99 = 56,185.92/x
  3. Step 3: Cross multiply
    58,193.40x = 87,168.99 × 56,185.92
  4. Step 4: Simplify right side
    58,193.40x = 4,897,669,898.62
  5. Step 5: Solve for x
    x = 4,897,669,898.62/58,193.40
  6. Step 6: Final answer
    x = 84,161.95

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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.