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Finding the Fourth Proportional to 15,050.21, 22,583.05 and 7,161.67

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Solution

The fourth proportional to 15,050.21, 22,583.05 and 7,161.67 is: 10,746.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.21 : 22,583.05 = 7,161.67 : x
  2. Step 2: Convert to fraction form
    15,050.21/22,583.05 = 7,161.67/x
  3. Step 3: Cross multiply
    15,050.21x = 22,583.05 × 7,161.67
  4. Step 4: Simplify right side
    15,050.21x = 161,732,275.27
  5. Step 5: Solve for x
    x = 161,732,275.27/15,050.21
  6. Step 6: Final answer
    x = 10,746.18

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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.