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Finding the Fourth Proportional to 58,491.92, 87,737.88 and 16,938.92

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Solution

The fourth proportional to 58,491.92, 87,737.88 and 16,938.92 is: 25,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,491.92 : 87,737.88 = 16,938.92 : x
  2. Step 2: Convert to fraction form
    58,491.92/87,737.88 = 16,938.92/x
  3. Step 3: Cross multiply
    58,491.92x = 87,737.88 × 16,938.92
  4. Step 4: Simplify right side
    58,491.92x = 1,486,184,930.29
  5. Step 5: Solve for x
    x = 1,486,184,930.29/58,491.92
  6. Step 6: Final answer
    x = 25,408.38

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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.