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Finding the Fourth Proportional to 32,800.70, 49,203.80 and 10,316.54

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Solution

The fourth proportional to 32,800.70, 49,203.80 and 10,316.54 is: 15,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,800.70 : 49,203.80 = 10,316.54 : x
  2. Step 2: Convert to fraction form
    32,800.70/49,203.80 = 10,316.54/x
  3. Step 3: Cross multiply
    32,800.70x = 49,203.80 × 10,316.54
  4. Step 4: Simplify right side
    32,800.70x = 507,612,750.62
  5. Step 5: Solve for x
    x = 507,612,750.62/32,800.70
  6. Step 6: Final answer
    x = 15,475.67

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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.