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Finding the Fourth Proportional to 32,348.03, 48,503.75 and 12,603.87

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Solution

The fourth proportional to 32,348.03, 48,503.75 and 12,603.87 is: 18,898.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,348.03 : 48,503.75 = 12,603.87 : x
  2. Step 2: Convert to fraction form
    32,348.03/48,503.75 = 12,603.87/x
  3. Step 3: Cross multiply
    32,348.03x = 48,503.75 × 12,603.87
  4. Step 4: Simplify right side
    32,348.03x = 611,334,896.49
  5. Step 5: Solve for x
    x = 611,334,896.49/32,348.03
  6. Step 6: Final answer
    x = 18,898.68

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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.