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Finding the Fourth Proportional to 45,950.40, 68,810.40 and 36,734.40

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Solution

The fourth proportional to 45,950.40, 68,810.40 and 36,734.40 is: 55,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,950.40 : 68,810.40 = 36,734.40 : x
  2. Step 2: Convert to fraction form
    45,950.40/68,810.40 = 36,734.40/x
  3. Step 3: Cross multiply
    45,950.40x = 68,810.40 × 36,734.40
  4. Step 4: Simplify right side
    45,950.40x = 2,527,708,757.76
  5. Step 5: Solve for x
    x = 2,527,708,757.76/45,950.40
  6. Step 6: Final answer
    x = 55,009.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.