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Finding the Fourth Proportional to 25,533, 35,233.38 and 14,354.28

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Solution

The fourth proportional to 25,533, 35,233.38 and 14,354.28 is: 19,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533 : 35,233.38 = 14,354.28 : x
  2. Step 2: Convert to fraction form
    25,533/35,233.38 = 14,354.28/x
  3. Step 3: Cross multiply
    25,533x = 35,233.38 × 14,354.28
  4. Step 4: Simplify right side
    25,533x = 505,749,801.87
  5. Step 5: Solve for x
    x = 505,749,801.87/25,533
  6. Step 6: Final answer
    x = 19,807.69

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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.