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Finding the Fourth Proportional to 25,913.62, 35,713.90 and 19,496.62

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Solution

The fourth proportional to 25,913.62, 35,713.90 and 19,496.62 is: 26,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.62 : 35,713.90 = 19,496.62 : x
  2. Step 2: Convert to fraction form
    25,913.62/35,713.90 = 19,496.62/x
  3. Step 3: Cross multiply
    25,913.62x = 35,713.90 × 19,496.62
  4. Step 4: Simplify right side
    25,913.62x = 696,300,337.02
  5. Step 5: Solve for x
    x = 696,300,337.02/25,913.62
  6. Step 6: Final answer
    x = 26,870.05

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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.