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Finding the Fourth Proportional to 38,676.70, 58,019.10 and 16,492.42

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Solution

The fourth proportional to 38,676.70, 58,019.10 and 16,492.42 is: 24,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,676.70 : 58,019.10 = 16,492.42 : x
  2. Step 2: Convert to fraction form
    38,676.70/58,019.10 = 16,492.42/x
  3. Step 3: Cross multiply
    38,676.70x = 58,019.10 × 16,492.42
  4. Step 4: Simplify right side
    38,676.70x = 956,875,220.17
  5. Step 5: Solve for x
    x = 956,875,220.17/38,676.70
  6. Step 6: Final answer
    x = 24,740.35

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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.