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Finding the Fourth Proportional to 30,624.59, 45,894.09 and 16,554.28

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Solution

The fourth proportional to 30,624.59, 45,894.09 and 16,554.28 is: 24,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624.59 : 45,894.09 = 16,554.28 : x
  2. Step 2: Convert to fraction form
    30,624.59/45,894.09 = 16,554.28/x
  3. Step 3: Cross multiply
    30,624.59x = 45,894.09 × 16,554.28
  4. Step 4: Simplify right side
    30,624.59x = 759,743,616.21
  5. Step 5: Solve for x
    x = 759,743,616.21/30,624.59
  6. Step 6: Final answer
    x = 24,808.29

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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.