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Finding the Fourth Proportional to 73,343.70, 110,015.55 and 49,724.10

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Solution

The fourth proportional to 73,343.70, 110,015.55 and 49,724.10 is: 74,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,343.70 : 110,015.55 = 49,724.10 : x
  2. Step 2: Convert to fraction form
    73,343.70/110,015.55 = 49,724.10/x
  3. Step 3: Cross multiply
    73,343.70x = 110,015.55 × 49,724.10
  4. Step 4: Simplify right side
    73,343.70x = 5,470,424,209.76
  5. Step 5: Solve for x
    x = 5,470,424,209.76/73,343.70
  6. Step 6: Final answer
    x = 74,586.15

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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.