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Finding the Fourth Proportional to 18,248.00, 25,182.18 and 10,290.17

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Solution

The fourth proportional to 18,248.00, 25,182.18 and 10,290.17 is: 14,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.00 : 25,182.18 = 10,290.17 : x
  2. Step 2: Convert to fraction form
    18,248.00/25,182.18 = 10,290.17/x
  3. Step 3: Cross multiply
    18,248.00x = 25,182.18 × 10,290.17
  4. Step 4: Simplify right side
    18,248.00x = 259,128,787.26
  5. Step 5: Solve for x
    x = 259,128,787.26/18,248.00
  6. Step 6: Final answer
    x = 14,200.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.