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Finding the Fourth Proportional to 38,353.54, 57,526.53 and 12,057.58

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Solution

The fourth proportional to 38,353.54, 57,526.53 and 12,057.58 is: 18,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.54 : 57,526.53 = 12,057.58 : x
  2. Step 2: Convert to fraction form
    38,353.54/57,526.53 = 12,057.58/x
  3. Step 3: Cross multiply
    38,353.54x = 57,526.53 × 12,057.58
  4. Step 4: Simplify right side
    38,353.54x = 693,630,737.60
  5. Step 5: Solve for x
    x = 693,630,737.60/38,353.54
  6. Step 6: Final answer
    x = 18,085.18

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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.