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Finding the Fourth Proportional to 43,783.80, 60,423.14 and 25,894.14

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Solution

The fourth proportional to 43,783.80, 60,423.14 and 25,894.14 is: 35,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783.80 : 60,423.14 = 25,894.14 : x
  2. Step 2: Convert to fraction form
    43,783.80/60,423.14 = 25,894.14/x
  3. Step 3: Cross multiply
    43,783.80x = 60,423.14 × 25,894.14
  4. Step 4: Simplify right side
    43,783.80x = 1,564,605,116.93
  5. Step 5: Solve for x
    x = 1,564,605,116.93/43,783.80
  6. Step 6: Final answer
    x = 35,734.79

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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.