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Finding the Fourth Proportional to 30,038.40, 44,996.06 and 16,863.14

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Solution

The fourth proportional to 30,038.40, 44,996.06 and 16,863.14 is: 25,260.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038.40 : 44,996.06 = 16,863.14 : x
  2. Step 2: Convert to fraction form
    30,038.40/44,996.06 = 16,863.14/x
  3. Step 3: Cross multiply
    30,038.40x = 44,996.06 × 16,863.14
  4. Step 4: Simplify right side
    30,038.40x = 758,774,549.93
  5. Step 5: Solve for x
    x = 758,774,549.93/30,038.40
  6. Step 6: Final answer
    x = 25,260.15

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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.