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Finding the Fourth Proportional to 18,295.64, 25,248.47 and 10,337.68

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Solution

The fourth proportional to 18,295.64, 25,248.47 and 10,337.68 is: 14,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.64 : 25,248.47 = 10,337.68 : x
  2. Step 2: Convert to fraction form
    18,295.64/25,248.47 = 10,337.68/x
  3. Step 3: Cross multiply
    18,295.64x = 25,248.47 × 10,337.68
  4. Step 4: Simplify right side
    18,295.64x = 261,010,603.35
  5. Step 5: Solve for x
    x = 261,010,603.35/18,295.64
  6. Step 6: Final answer
    x = 14,266.27

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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.